FR564175A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Electric incandescent pencil for drawing or pyrographic sculpture
Assignee: Ed Spengler & H Chenu
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Filing: 1923-03-21
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Granted: 1923-12-22
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Expires: 1943-03-21
Abstract
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Inventors
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Bibliographic Details
Application Number
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Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-25 19:55
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/02
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