HK7779A - Children's construction units and an injection moulding process therefor - Google Patents
Children's construction units and an injection moulding process thereforInfo
- Publication number
- HK7779A HK7779A HK7779A HK7779A HK7779A HK 7779 A HK7779 A HK 7779A HK 7779 A HK7779 A HK 7779A HK 7779 A HK7779 A HK 7779A HK 7779 A HK7779 A HK 7779A
- Authority
- HK
- Hong Kong
- Prior art keywords
- children
- injection moulding
- moulding process
- construction units
- process therefor
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/02—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for mathematics
- G09B23/04—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for mathematics for geometry, trigonometry, projection or perspective
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B1/00—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways
- G09B1/32—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways comprising elements to be used without a special support
- G09B1/36—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways comprising elements to be used without a special support the elements being connectible by corresponding projections and recesses
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computational Mathematics (AREA)
- Pure & Applied Mathematics (AREA)
- Mathematical Optimization (AREA)
- Mathematical Analysis (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Educational Technology (AREA)
- Educational Administration (AREA)
- Business, Economics & Management (AREA)
- Geometry (AREA)
- Algebra (AREA)
- Toys (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB88271A GB1376301A (en) | 1971-01-07 | 1971-01-07 | Childrens construction units and an injection moulding process therefor |
GB2881871 | 1971-06-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
HK7779A true HK7779A (en) | 1979-02-23 |
Family
ID=26236250
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK7779A HK7779A (en) | 1971-01-07 | 1979-02-15 | Children's construction units and an injection moulding process therefor |
Country Status (6)
Country | Link |
---|---|
JP (2) | JPS5318930B1 (fr) |
DE (1) | DE2200275A1 (fr) |
FR (1) | FR2120708A5 (fr) |
GB (1) | GB1376301A (fr) |
HK (1) | HK7779A (fr) |
IT (1) | IT940536B (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5864488U (ja) * | 1981-10-28 | 1983-04-30 | 株式会社ブンチョウ | クレオン |
US5180323A (en) * | 1991-10-29 | 1993-01-19 | Ultimate Manufacturing | Interlocking toy components |
US5683283A (en) * | 1994-03-18 | 1997-11-04 | Ideal Ideas, Inc. | Construction blocks for extended support structures |
EP1194199A1 (fr) | 1999-07-10 | 2002-04-10 | Kiblo Limited | Blocs de construction jouet |
CN107731083A (zh) * | 2017-11-09 | 2018-02-23 | 重庆溢权科技发展有限公司 | 一种历史文化旅游古建筑展示模型 |
-
1971
- 1971-01-07 GB GB88271A patent/GB1376301A/en not_active Expired
- 1971-11-11 IT IT3098271A patent/IT940536B/it active
- 1971-11-22 FR FR7141666A patent/FR2120708A5/fr not_active Expired
-
1972
- 1972-01-04 DE DE19722200275 patent/DE2200275A1/de active Pending
- 1972-01-07 JP JP462272A patent/JPS5318930B1/ja active Pending
-
1977
- 1977-03-11 JP JP2753177A patent/JPS53743A/ja active Pending
-
1979
- 1979-02-15 HK HK7779A patent/HK7779A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
IT940536B (it) | 1973-02-20 |
JPS5318930B1 (fr) | 1978-06-17 |
FR2120708A5 (fr) | 1972-08-18 |
GB1376301A (en) | 1974-12-04 |
JPS53743A (en) | 1978-01-06 |
DE2200275A1 (de) | 1972-07-27 |
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