Patent CA993779A successfully refreshed from Google Patents.
CA993779A
Expired / Lapsed
CA
⏱️ 0.0 years remaining
Inorganic felt covered gypsum board
Assignee: Johns Manville Corp
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Filing: 1972-07-26
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Granted: 1976-07-27
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Expires: 1992-07-26
Abstract
No abstract record available.
Inventors
- 👤 Nicholas F. Morrone
Bibliographic Details
Application Number
—
Jurisdiction
CA
Data Source
google_patents
Last Synchronized
2026-11-01 22:02
CPC Classifications
B; B28; B28B; B28B23/00; B28B23/0006; B28B19/00; B28B19/0092
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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