Patent FR63229E successfully refreshed from Google Patents.
FR63229E
Expired / Lapsed
FR
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Process for the production of crystals, in particular germanium
Assignee: AT&T Inc
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Filing: 1952-01-22
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Granted: 1955-09-12
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Expires: 1972-01-22
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-30 08:24
CPC Classifications
C; C30; C30B; C30B15/00; C30B15/30; C30B15/305; C30B15/02; C30B15/04
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