Patent CA990041A successfully refreshed from Google Patents.
CA990041A
Expired / Lapsed
CA
⏱️ 0.0 years remaining
Nesting structural member
Assignee: United States Gypsum Co
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Filing: 1973-03-15
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Granted: 1976-06-01
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Expires: 1993-03-15
Abstract
No abstract record available.
Inventors
- 👤 Frederick A. Thulin (Jr.)
Bibliographic Details
Application Number
—
Jurisdiction
CA
Data Source
google_patents
Last Synchronized
2026-11-08 02:05
CPC Classifications
E; E04; E04C; E04C3/00; E04C3/02; E04C3/04; E04C3/06; E04C3/07; E04C2003/0404; E04C2003/0408; E04C2003/0413; E04C2003/0421; E04C2003/0426; E04C2003/043; E04C2003/0443; E04C2003/0465; E04C2003/0473
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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