| Patent: | US 2662690 |
| Titel: | Numeral Wheel Locking Mechanism |
| Datum: | 15.12.1953 |
| Ort: | |
| Land: | USA |
| Person: | Webb, Christopher Frederick (P) |
| Firma: | Plus adder, Bell Punch Company, UK |
| Links im Rechnerlexikon: | |
| Schlagworte: | |
| Link zum Patentamt: (ohne Garantie) |  US2662690 (http://v3.espacenet.com/textdoc?DB=EPODOC&F=0&IDX=US2662690) (espacenet), US2662690 (http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=/netahtml/FPTO/srchnum.htm&r=1&f=G&l=50&s1=2662690.PN.&OS=PN/2662690&RS=PN/2662690) (uspto) |
Aus der Patentschrift US2662690
- DATUM: 15.12.1953
- TITEL: Numeral wheel locking mechanism
- PERSON: BELL PUNCH CO LTD
- Patent Family: ( Patent:US2662690, Patent:US2662691 )