Patent US3792287A successfully refreshed from Google Patents.
Patent DE287488C successfully refreshed from Google Patents.
DE287488C
Active / In Force
DE
DE287488C - - Google Patents
Assignee: —
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Filing: —
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Granted: —
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Expires: —
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-24 13:39
CPC Classifications
G; G03; G03B; G03B37/00; G03B37/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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