BE681718A - - Google Patents
Info
- Publication number
- BE681718A BE681718A BE681718DA BE681718A BE 681718 A BE681718 A BE 681718A BE 681718D A BE681718D A BE 681718DA BE 681718 A BE681718 A BE 681718A
- Authority
- BE
- Belgium
Links
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/04—Distributors combined with modulators or demodulators
- H04J3/042—Distributors with electron or gas discharge tubes
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/65—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by splitting-off hydrogen atoms or functional groups; by hydrogenolysis of functional groups
- C07C45/66—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by splitting-off hydrogen atoms or functional groups; by hydrogenolysis of functional groups by dehydration
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/527—Unsaturated compounds containing keto groups bound to rings other than six-membered aromatic rings
- C07C49/553—Unsaturated compounds containing keto groups bound to rings other than six-membered aromatic rings polycyclic
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C21/00—Digital stores in which the information circulates continuously
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3234865 | 1965-05-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE681718A true BE681718A (da) | 1966-10-31 |
Family
ID=12356438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE681718D BE681718A (da) | 1965-05-31 | 1966-05-27 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE681718A (da) |
| CH (1) | CH463491A (da) |
| DE (1) | DE1593380C3 (da) |
| FR (1) | FR1503555A (da) |
| GB (1) | GB1106490A (da) |
| NL (2) | NL6607497A (da) |
-
0
- NL NL131471D patent/NL131471C/xx active
-
1966
- 1966-05-27 BE BE681718D patent/BE681718A/xx unknown
- 1966-05-27 GB GB2380066A patent/GB1106490A/en not_active Expired
- 1966-05-27 DE DE19661593380 patent/DE1593380C3/de not_active Expired
- 1966-05-31 FR FR63508A patent/FR1503555A/fr not_active Expired
- 1966-05-31 CH CH785966A patent/CH463491A/fr unknown
- 1966-05-31 NL NL6607497A patent/NL6607497A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL131471C (da) | |
| DE1593380A1 (de) | 1970-07-23 |
| DE1593380C3 (de) | 1975-04-17 |
| DE1593380B2 (de) | 1974-08-22 |
| NL6607497A (da) | 1966-12-01 |
| GB1106490A (en) | 1968-03-20 |
| CH463491A (fr) | 1968-10-15 |
| FR1503555A (fr) | 1967-12-01 |