FR558734A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Process for fixing on their support rod all objects having one or more holes, and in particular glass balls used in the manufacture of artificial pearls
Assignee: Maurice-Joseph Bock
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Filing: 1922-11-16
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Granted: 1923-09-01
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Expires: 1942-11-16
Abstract
No abstract record available.
Inventors
- 👤 Maurice-Joseph Bock
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-26 20:34
CPC Classifications
A; A44; A44C; A44C17/00; A44C17/04
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