NL21470C - - Google Patents
Info
- Publication number
- NL21470C NL21470C NL21470DA NL21470C NL 21470 C NL21470 C NL 21470C NL 21470D A NL21470D A NL 21470DA NL 21470 C NL21470 C NL 21470C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/04—Supports for telephone transmitters or receivers
- H04M1/06—Hooks; Cradles
- H04M1/08—Hooks; Cradles associated with switches operated by the weight of the receiver or hand-set
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE627316X | 1926-09-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL21470C true NL21470C (en:Method) |
Family
ID=6578387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL21470D NL21470C (en:Method) | 1926-09-25 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR627316A (en:Method) |
| NL (1) | NL21470C (en:Method) |
-
0
- NL NL21470D patent/NL21470C/xx active
-
1927
- 1927-01-10 FR FR627316D patent/FR627316A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR627316A (fr) | 1927-10-01 |