CH215270A4 - - Google Patents
Info
- Publication number
- CH215270A4 CH215270A4 CH215270DD CH215270A4 CH 215270 A4 CH215270 A4 CH 215270A4 CH 215270D D CH215270D D CH 215270DD CH 215270 A4 CH215270 A4 CH 215270A4
- Authority
- CH
- Switzerland
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C21/00—Producing acoustic time signals by electrical means
- G04C21/02—Constructional details
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electric Clocks (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD14273069 | 1969-09-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH215270A4 true CH215270A4 (de) | 1972-09-15 |
Family
ID=5481695
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH215270A CH532282A (de) | 1969-09-26 | 1970-02-13 | Elektroakustischer Schallgenerator |
CH215270D CH215270A4 (de) | 1969-09-26 | 1970-02-13 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH215270A CH532282A (de) | 1969-09-26 | 1970-02-13 | Elektroakustischer Schallgenerator |
Country Status (3)
Country | Link |
---|---|
CH (2) | CH532282A (de) |
DE (1) | DE2005784A1 (de) |
FR (1) | FR2063019A7 (de) |
-
1970
- 1970-02-09 DE DE19702005784 patent/DE2005784A1/de active Pending
- 1970-02-13 CH CH215270A patent/CH532282A/de unknown
- 1970-02-13 CH CH215270D patent/CH215270A4/xx unknown
- 1970-05-12 FR FR7017270A patent/FR2063019A7/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH532282A (de) | 1972-09-15 |
DE2005784A1 (de) | 1971-04-22 |
FR2063019A7 (de) | 1971-07-02 |