| Patent: | US 3062444 |
| Title: | Clearing mechanism for calculating machines |
| Date: | 06.11.1962 |
| Place: | Atvidaberg |
| Country: | USA |
| Person: | Grip, Erik Konrad (P) |
| Company: | AB Facit (P) |
| Internal Links: | |
| Keywords: | |
| Link to the patent office: (without guarantee) |  US3062444 (http://v3.espacenet.com/textdoc?DB=EPODOC&F=0&IDX=US3062444) (espacenet), US3062444 (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=3062444.PN.&OS=PN/3062444&RS=PN/3062444) (uspto) |
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