FR784309A
Expired / Lapsed
FR
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Aerating and radiant athermal stone
Assignee: James Roger Rongier
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Filing: 1935-01-18
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Granted: 1935-07-22
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Expires: 1955-01-18
Abstract
No abstract record available.
Inventors
- 👤 James Roger Rongier
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-07 12:46
CPC Classifications
E; E04; E04C; E04C1/00; E04C1/40; E04C1/39; E04C1/392
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