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Patent DE507697C successfully refreshed from Google Patents.
DE507697C
Expired / Lapsed
DE
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Device for performing multiplication and division
Assignee: FRANZ SPAETH DIPL ING
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Filing: 1927-11-18
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Granted: 1930-09-25
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Expires: 1947-11-18
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-29 18:41
CPC Classifications
G; G06; G06G; G06G1/00
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