DE151465C - - Google Patents
Info
- Publication number
- DE151465C DE151465C DENDAT151465D DE151465DA DE151465C DE 151465 C DE151465 C DE 151465C DE NDAT151465 D DENDAT151465 D DE NDAT151465D DE 151465D A DE151465D A DE 151465DA DE 151465 C DE151465 C DE 151465C
- Authority
- DE
- Germany
- Prior art keywords
- lever
- door
- key
- arm
- pawl
- Prior art date
- 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.)
- Active
Links
- 230000001960 triggered effect Effects 0.000 claims description 3
- 210000001331 nose Anatomy 0.000 description 5
- 239000003550 marker Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/66—Substation equipment, e.g. for use by subscribers with means for preventing unauthorised or fraudulent calling
- H04M1/667—Preventing unauthorised calls from a telephone set
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Signal Processing (AREA)
- Casings For Electric Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE151465T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE151465C true DE151465C (https=) |
Family
ID=5674488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT151465D Active DE151465C (https=) |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE151465C (https=) |
| FR (1) | FR337981A (https=) |
-
0
- DE DENDAT151465D patent/DE151465C/de active Active
-
1903
- 1903-12-23 FR FR337981A patent/FR337981A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR337981A (fr) | 1904-05-04 |
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