FR883135A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Explorer device for machines controlled by punched cards
Assignee: Deutsche Hollerith Maschinen GmbH DEOMAG
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Filing: 1942-06-16
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Granted: 1943-06-24
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Expires: 1962-06-16
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FR
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2026-10-25 20:27
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