CH21969A - - Google Patents
Info
- Publication number
- CH21969A CH21969A CH21969A CH21969DA CH21969A CH 21969 A CH21969 A CH 21969A CH 21969 A CH21969 A CH 21969A CH 21969D A CH21969D A CH 21969DA CH 21969 A CH21969 A CH 21969A
- Authority
- CH
- Switzerland
Links
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH21969T | 1900-08-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH21969A true CH21969A (en:Method) |
Family
ID=4228138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH21969A CH21969A (en:Method) | 1900-08-15 | 1900-08-15 |
Country Status (1)
| Country | Link |
|---|---|
| CH (1) | CH21969A (en:Method) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2472943A (en) * | 1946-04-17 | 1949-06-14 | Howard E Firestone | Stair elevator |
-
1900
- 1900-08-15 CH CH21969A patent/CH21969A/de unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2472943A (en) * | 1946-04-17 | 1949-06-14 | Howard E Firestone | Stair elevator |