FR653703A
Expired / Lapsed
FR
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Improvement in typewriters
Assignee: CIE DU CHEMIN DE FER DE PARIS
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Filing: 1928-05-02
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Granted: 1929-03-26
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Expires: 1948-05-02
Abstract
No abstract record available.
Inventors
- 👤 Marcel Bloch
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-31 21:06
CPC Classifications
B; B41; B41J; B41J11/00; B41J11/66; B41J11/70
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References Cited (Backward Citations)
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