Patent:US453778
Patent: | US 453778 |
Title: | Adding Machine |
Date: | 09.06.1891 |
Place: | |
Country: | USA |
Person: | Shattuck, Arthur (P) |
Company: | |
Internal Links: | Centigraph, Kolonnenaddierer |
Keywords: | |
Link to the patent office: (without guarantee) | ![]() ![]() |
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[[Bild:US453778.png|right|thumb|300px|Aus der Patentschrift US453778]] | [[Bild:US453778.png|right|thumb|300px|Aus der Patentschrift US453778]] | ||
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+ | Siehe auch [[Patent:US363972]] |
Revision as of 17:02, 14. Jun 2007
Siehe auch Patent:US363972