Patent US2527775A successfully refreshed from Google Patents.
Patent FR757055A successfully refreshed from Google Patents.
FR757055A
Expired / Lapsed
FR
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Improvement in eyepieces of glasses and nose clips
Assignee: ROCHAIX
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Filing: 1933-06-16
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Granted: 1933-12-20
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Expires: 1953-06-16
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-23 17:51
CPC Classifications
G; G02; G02C; G02C1/00; G02C1/06
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References Cited (Backward Citations)
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