FR532902A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Multiple element heater
Assignee: Samuel Stempel
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Filing: 1921-03-29
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Granted: 1922-02-15
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Expires: 1941-03-29
Abstract
No abstract record available.
Inventors
- 👤 Samuel Stempel
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-23 13:16
CPC Classifications
F; F28; F28D; F28D1/00; F28D1/02; F28D1/0246; F28D21/00; F28D2021/0019; F28D2021/0035
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