Patent CA970125A successfully refreshed from Google Patents.
CA970125A
Expired / Lapsed
CA
⏱️ 0.0 years remaining
Shaft cavity wall and stud
Assignee: United States Gypsum Co
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Filing: 1971-11-04
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Granted: 1975-07-01
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Expires: 1991-11-04
Abstract
No abstract record available.
Inventors
- 👤 Nels Nelsson
Bibliographic Details
Application Number
—
Jurisdiction
CA
Data Source
google_patents
Last Synchronized
2026-11-07 10:08
CPC Classifications
E; E04; E04B; E04B2/00; E04B2/74; E04B2/76; E04B2/78; E04B2/7854; E04B2/56; E04B2/58; E04B2/60
Claims Analysis
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References Cited (Backward Citations)
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