Patent CH438658A successfully refreshed from Google Patents.
CH438658A
Expired / Lapsed
CH
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Construction element
Assignee: Witschnig Walter
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Filing: 1965-02-01
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Granted: —
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Expires: 1985-02-01
Abstract
No abstract record available.
Inventors
- 👤 Walter Ing Witschnig
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-07 20:06
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/02; E04C2/10; E04C2/12; E04B; E04B1/00; E04B1/02; E04B1/10; E04B2/00; E04B2/56; E04B2/70; E04B2/706; E04B2/708; E04C2/14; E04C2/30; E04C2/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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