CH260208A - Intercom. - Google Patents
Intercom.Info
- Publication number
- CH260208A CH260208A CH260208DA CH260208A CH 260208 A CH260208 A CH 260208A CH 260208D A CH260208D A CH 260208DA CH 260208 A CH260208 A CH 260208A
- Authority
- CH
- Switzerland
- Prior art keywords
- intercom
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/001—Two-way communication systems between a limited number of parties
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH260208T | 1947-10-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH260208A true CH260208A (en) | 1949-02-28 |
Family
ID=4473397
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH260208D CH260208A (en) | 1947-10-03 | 1947-10-03 | Intercom. |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH260208A (en) |
NL (1) | NL72741C (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE975397C (en) * | 1954-01-08 | 1961-11-16 | Lehner Fernsprech Signal | Command and intercom system for ships |
-
0
- NL NL72741D patent/NL72741C/xx active
-
1947
- 1947-10-03 CH CH260208D patent/CH260208A/en unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE975397C (en) * | 1954-01-08 | 1961-11-16 | Lehner Fernsprech Signal | Command and intercom system for ships |
Also Published As
Publication number | Publication date |
---|---|
NL72741C (en) |
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