CH17551A - Announcement device - Google Patents
Announcement deviceInfo
- Publication number
- CH17551A CH17551A CH17551A CH17551DA CH17551A CH 17551 A CH17551 A CH 17551A CH 17551 A CH17551 A CH 17551A CH 17551D A CH17551D A CH 17551DA CH 17551 A CH17551 A CH 17551A
- Authority
- CH
- Switzerland
- Prior art keywords
- announcement device
- announcement
- Prior art date
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH17551T | 1898-08-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH17551A true CH17551A (en) | 1899-06-30 |
Family
ID=4217793
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH17551A CH17551A (en) | 1898-08-04 | 1898-08-04 | Announcement device |
Country Status (1)
Country | Link |
---|---|
CH (1) | CH17551A (en) |
-
1898
- 1898-08-04 CH CH17551A patent/CH17551A/en unknown
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