USB442086I5 - - Google Patents
Info
- Publication number
- USB442086I5 USB442086I5 US442086DD USB442086I5 US B442086 I5 USB442086 I5 US B442086I5 US 442086D D US442086D D US 442086DD US B442086 I5 USB442086 I5 US B442086I5
- Authority
- US
- United States
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US86229214A US1256817A (en) | 1914-09-18 | 1914-09-18 | Automatic telephone system. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| USB442086I5 true USB442086I5 (cg-RX-API-DMAC10.html) |
Family
ID=3324510
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US442086D Pending USB442086I5 (cg-RX-API-DMAC10.html) | 1914-09-18 | ||
| US86229214A Expired - Lifetime US1256817A (en) | 1914-09-18 | 1914-09-18 | Automatic telephone system. |
| US21523918 Expired - Lifetime US1442086A (en) | 1914-09-18 | 1918-02-04 | newforth |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US86229214A Expired - Lifetime US1256817A (en) | 1914-09-18 | 1914-09-18 | Automatic telephone system. |
| US21523918 Expired - Lifetime US1442086A (en) | 1914-09-18 | 1918-02-04 | newforth |
Country Status (2)
| Country | Link |
|---|---|
| US (3) | US1256817A (cg-RX-API-DMAC10.html) |
| FR (1) | FR481821A (cg-RX-API-DMAC10.html) |
-
0
- US US442086D patent/USB442086I5/en active Pending
-
1914
- 1914-09-18 US US86229214A patent/US1256817A/en not_active Expired - Lifetime
-
1915
- 1915-08-28 FR FR481821A patent/FR481821A/fr not_active Expired
-
1918
- 1918-02-04 US US21523918 patent/US1442086A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US1256817A (en) | 1918-02-19 |
| US1442086A (en) | 1923-01-16 |
| FR481821A (fr) | 1917-01-23 |