CA609145A
Expired / Lapsed
CA
⏱️ 0.0 years remaining
Printing plate lockup
Assignee: RR Donnelley and Sons Co
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Filing: —
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Granted: 1960-11-22
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Expires: 1977-11-22
Abstract
No abstract record available.
Inventors
- 👤 J. Hoffswell Wilbur
- 👤 E. Swanson Kermit
- 👤 A. Liska George
Bibliographic Details
Application Number
—
Jurisdiction
CA
Data Source
google_patents
Last Synchronized
2026-10-29 20:51
CPC Classifications
—
Claims Analysis
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References Cited (Backward Citations)
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