CA552744A
Expired / Lapsed
CA
⏱️ 0.0 years remaining
Heat-sensitive copying-paper
Assignee: 3M Co
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Filing: —
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Granted: 1958-02-04
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Expires: 1975-02-04
Abstract
No abstract record available.
Inventors
- 👤 L. Clark Bryce
- 👤 S. Miller Carl
Bibliographic Details
Application Number
—
Jurisdiction
CA
Data Source
google_patents
Last Synchronized
2026-11-05 23:23
CPC Classifications
—
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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