Patent CA302302A successfully refreshed from Google Patents.
CA302302A
Expired / Lapsed
CA
⏱️ 0.0 years remaining
Production of metal films
Assignee: COPPERIZED STEEL Ltd
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Filing: —
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Granted: 1930-07-22
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Expires: 1947-07-22
Abstract
No abstract record available.
Inventors
- 👤 E. Watkins William
Bibliographic Details
Application Number
—
Jurisdiction
CA
Data Source
google_patents
Last Synchronized
2026-11-06 10:51
CPC Classifications
—
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