Patent DE647933C successfully refreshed from Google Patents.
DE647933C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Face wind protection
Assignee: Individual
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Filing: —
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Granted: 1937-07-16
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Expires: 1954-07-16
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-30 17:24
CPC Classifications
A; A42; A42B; A42B3/00; A42B3/04; A42B3/18; A42B3/22; A42B3/225; A42B1/00; A42B1/04; A42B1/045; A42B1/018; A42B1/0181; A61; A61F; A61F9/00; A61F9/02
Claims Analysis
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References Cited (Backward Citations)
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