AT176545B - Rotatable card index - Google Patents
Rotatable card indexInfo
- Publication number
- AT176545B AT176545B AT176545DA AT176545B AT 176545 B AT176545 B AT 176545B AT 176545D A AT176545D A AT 176545DA AT 176545 B AT176545 B AT 176545B
- Authority
- AT
- Austria
- Prior art keywords
- card index
- rotatable card
- rotatable
- index
- card
- Prior art date
Links
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US176545XA | 1949-03-09 | 1949-03-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT176545B true AT176545B (en) | 1953-10-26 |
Family
ID=21783810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT176545D AT176545B (en) | 1949-03-09 | 1950-03-09 | Rotatable card index |
Country Status (1)
| Country | Link |
|---|---|
| AT (1) | AT176545B (en) |
-
1950
- 1950-03-09 AT AT176545D patent/AT176545B/en active
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