GR7991B - PROVISION FOR INSTRUMENT OF INSTRUMENT - INDICATOR IN ANGEL INSTALLATIONS, SAME INSTALLATION OF TELEPHONES. - Google Patents
PROVISION FOR INSTRUMENT OF INSTRUMENT - INDICATOR IN ANGEL INSTALLATIONS, SAME INSTALLATION OF TELEPHONES.Info
- Publication number
- GR7991B GR7991B GR380107991A GR380107991A GR7991B GR 7991 B GR7991 B GR 7991B GR 380107991 A GR380107991 A GR 380107991A GR 380107991 A GR380107991 A GR 380107991A GR 7991 B GR7991 B GR 7991B
- Authority
- GR
- Greece
- Prior art keywords
- instrument
- angel
- telephones
- installations
- provision
- Prior art date
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GR380107991A GR7991B (en) | 1938-08-18 | 1938-08-18 | PROVISION FOR INSTRUMENT OF INSTRUMENT - INDICATOR IN ANGEL INSTALLATIONS, SAME INSTALLATION OF TELEPHONES. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GR380107991A GR7991B (en) | 1938-08-18 | 1938-08-18 | PROVISION FOR INSTRUMENT OF INSTRUMENT - INDICATOR IN ANGEL INSTALLATIONS, SAME INSTALLATION OF TELEPHONES. |
Publications (1)
Publication Number | Publication Date |
---|---|
GR7991B true GR7991B (en) | 1939-02-17 |
Family
ID=36828687
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GR380107991A GR7991B (en) | 1938-08-18 | 1938-08-18 | PROVISION FOR INSTRUMENT OF INSTRUMENT - INDICATOR IN ANGEL INSTALLATIONS, SAME INSTALLATION OF TELEPHONES. |
Country Status (1)
Country | Link |
---|---|
GR (1) | GR7991B (en) |
-
1938
- 1938-08-18 GR GR380107991A patent/GR7991B/en unknown
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CH210435A (en) | Multiple telephone system. | |
CH235882A (en) | Telephone installation. | |
CH286287A (en) | Telephone installation. | |
FR951376A (en) | Telephone system | |
GR7991B (en) | PROVISION FOR INSTRUMENT OF INSTRUMENT - INDICATOR IN ANGEL INSTALLATIONS, SAME INSTALLATION OF TELEPHONES. | |
CH237887A (en) | Telecommunications installation. | |
CH213655A (en) | Tap. | |
FR848445A (en) | Telephone installation | |
CH225076A (en) | Telephone. | |
FR951756A (en) | Telephone installation | |
CH219194A (en) | Calculator installation. | |
CH227863A (en) | Installation switch. | |
CH289545A (en) | Telecommunications installation. | |
CH229316A (en) | Telecommunications installation. | |
DK57984C (en) | Telephone system. | |
CH210928A (en) | Circuit device for carrier-frequency communication. | |
CH242742A (en) | Telegraphic installation. | |
CH270701A (en) | Telegraph installation. | |
DK72131C (en) | Telephone system. | |
DK71786C (en) | Telephone system. | |
DK71587C (en) | Telephone system. | |
CH217085A (en) | Microphone. | |
CH268344A (en) | Telecommunications installation. | |
CH271787A (en) | Telecommunications installation. | |
CH229751A (en) | Telecommunications installation. |