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DE711690C
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Letter envelope
Assignee: Papyrolinwerk Ketterer & Co K
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Filing: 1940-04-12
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Granted: 1941-10-04
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Expires: 1960-04-12
Abstract
No abstract record available.
Inventors
- 👤 Philipp Ketterer
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-04 09:34
CPC Classifications
B; B65; B65D; B65D27/00; B65D27/04; B65D27/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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