IT99977B - - Google Patents
Info
- Publication number
- IT99977B IT99977B IT191809A IT191809A IT99977B IT 99977 B IT99977 B IT 99977B IT 191809 A IT191809 A IT 191809A IT 191809 A IT191809 A IT 191809A IT 99977 B IT99977 B IT 99977B
- Authority
- IT
- Italy
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B21/00—Indicating the time by acoustic means
- G04B21/02—Regular striking mechanisms giving the full hour, half hour or quarter hour
- G04B21/04—Hour wheels; Racks or rakes; Snails or similar control mechanisms
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT191809A IT99977B (cs) | 1909-01-09 | 1909-01-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT191809A IT99977B (cs) | 1909-01-09 | 1909-01-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT99977B true IT99977B (cs) | 1909-10-21 |
Family
ID=1760033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT191809A IT99977B (cs) | 1909-01-09 | 1909-01-09 |
Country Status (1)
| Country | Link |
|---|---|
| IT (1) | IT99977B (cs) |
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1909
- 1909-01-09 IT IT191809A patent/IT99977B/it active