JPS48100170U - - Google Patents
Info
- Publication number
- JPS48100170U JPS48100170U JP1972023729U JP2372972U JPS48100170U JP S48100170 U JPS48100170 U JP S48100170U JP 1972023729 U JP1972023729 U JP 1972023729U JP 2372972 U JP2372972 U JP 2372972U JP S48100170 U JPS48100170 U JP S48100170U
- Authority
- JP
- Japan
- 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
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
- G04C3/14—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C17/00—Indicating the time optically by electric means
- G04C17/0075—Indicating the time optically by electric means by drums or drum-like devices
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromechanical Clocks (AREA)
- Stopping Of Electric Motors (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1972023729U JPS48100170U (ja) | 1972-02-26 | 1972-02-26 | |
| US00333875A US3808791A (en) | 1972-02-26 | 1973-02-20 | Electric clock |
| GB843173A GB1397667A (en) | 1972-02-26 | 1973-02-21 | Electric clocks |
| CA164,485A CA968167A (en) | 1972-02-26 | 1973-02-23 | Electric clock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1972023729U JPS48100170U (ja) | 1972-02-26 | 1972-02-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS48100170U true JPS48100170U (ja) | 1973-11-26 |
Family
ID=12118390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1972023729U Pending JPS48100170U (ja) | 1972-02-26 | 1972-02-26 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3808791A (ja) |
| JP (1) | JPS48100170U (ja) |
| CA (1) | CA968167A (ja) |
| GB (1) | GB1397667A (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5336402Y2 (ja) * | 1974-01-17 | 1978-09-05 | ||
| US6275449B1 (en) * | 1998-08-07 | 2001-08-14 | Richard Wang | World clock with synchronous display |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3134220A (en) * | 1961-05-16 | 1964-05-26 | Dichl | Electric clock |
| US3451210A (en) * | 1966-07-01 | 1969-06-24 | Benrus Corp | System for maintaining oscillations in an electric timing mechanism having an oscillatory element |
| US3568430A (en) * | 1968-07-11 | 1971-03-09 | Hamilton Watch Co | Resistance bridge controlled timekeeping device |
| US3601975A (en) * | 1969-04-23 | 1971-08-31 | Timex Corp | Horological movement utilizing a radioactivity detector and source |
| US3643419A (en) * | 1969-07-14 | 1972-02-22 | California Inst Of Techn | Apparatus for fine adjustment of signal frequency |
-
1972
- 1972-02-26 JP JP1972023729U patent/JPS48100170U/ja active Pending
-
1973
- 1973-02-20 US US00333875A patent/US3808791A/en not_active Expired - Lifetime
- 1973-02-21 GB GB843173A patent/GB1397667A/en not_active Expired
- 1973-02-23 CA CA164,485A patent/CA968167A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1397667A (en) | 1975-06-18 |
| US3808791A (en) | 1974-05-07 |
| CA968167A (en) | 1975-05-27 |