BE381314A - - Google Patents
Info
- Publication number
- BE381314A BE381314A BE381314DA BE381314A BE 381314 A BE381314 A BE 381314A BE 381314D A BE381314D A BE 381314DA BE 381314 A BE381314 A BE 381314A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09C—CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
- G09C3/00—Typewriters for ciphering or deciphering cryptographic text
- G09C3/04—Typewriters for ciphering or deciphering cryptographic text wherein the operative connections between the keys and the type-bars are automatically and continuously permuted, during operation, by a coding or key member
- G09C3/06—Typewriters for ciphering or deciphering cryptographic text wherein the operative connections between the keys and the type-bars are automatically and continuously permuted, during operation, by a coding or key member the connections being mechanical
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR719095T | 1931-06-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE381314A true BE381314A (ja) |
Family
ID=9090877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE381314D BE381314A (ja) | 1931-06-24 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE381314A (ja) |
| FR (1) | FR719095A (ja) |
-
0
- BE BE381314D patent/BE381314A/xx unknown
-
1931
- 1931-06-24 FR FR719095D patent/FR719095A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR719095A (fr) | 1932-02-01 |