CH72493A - Perpetual calendar - Google Patents
Perpetual calendarInfo
- Publication number
- CH72493A CH72493A CH72493A CH72493DA CH72493A CH 72493 A CH72493 A CH 72493A CH 72493 A CH72493 A CH 72493A CH 72493D A CH72493D A CH 72493DA CH 72493 A CH72493 A CH 72493A
- Authority
- CH
- Switzerland
- Prior art keywords
- perpetual calendar
- perpetual
- calendar
- Prior art date
Links
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH72493T | 1916-02-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH72493A true CH72493A (en) | 1916-09-16 |
Family
ID=4322166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH72493A CH72493A (en) | 1916-02-23 | 1916-02-23 | Perpetual calendar |
Country Status (1)
| Country | Link |
|---|---|
| CH (1) | CH72493A (en) |
-
1916
- 1916-02-23 CH CH72493A patent/CH72493A/en unknown
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