FR2176523A1 - - Google Patents
Info
- Publication number
- FR2176523A1 FR2176523A1 FR7209983A FR7209983A FR2176523A1 FR 2176523 A1 FR2176523 A1 FR 2176523A1 FR 7209983 A FR7209983 A FR 7209983A FR 7209983 A FR7209983 A FR 7209983A FR 2176523 A1 FR2176523 A1 FR 2176523A1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
- F21V11/06—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using crossed laminae or strips, e.g. grid-shaped louvers; using lattices or honeycombs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7209983A FR2176523B1 (xx) | 1972-03-22 | 1972-03-22 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7209983A FR2176523B1 (xx) | 1972-03-22 | 1972-03-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2176523A1 true FR2176523A1 (xx) | 1973-11-02 |
FR2176523B1 FR2176523B1 (xx) | 1974-08-02 |
Family
ID=9095619
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7209983A Expired FR2176523B1 (xx) | 1972-03-22 | 1972-03-22 |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2176523B1 (xx) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB241798A (en) * | 1925-04-03 | 1925-10-29 | William W Cleland Ltd | Improvements in cardboard containers and method for making the same |
US2673656A (en) * | 1949-12-17 | 1954-03-30 | Clinton Foods Inc | Partition locking construction |
-
1972
- 1972-03-22 FR FR7209983A patent/FR2176523B1/fr not_active Expired
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB241798A (en) * | 1925-04-03 | 1925-10-29 | William W Cleland Ltd | Improvements in cardboard containers and method for making the same |
US2673656A (en) * | 1949-12-17 | 1954-03-30 | Clinton Foods Inc | Partition locking construction |
Also Published As
Publication number | Publication date |
---|---|
FR2176523B1 (xx) | 1974-08-02 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |