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FR738285A
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New phonograph records comprising barometers, sound and speaking hygrometers and allowing the use of a speaking machine to announce the weather and the probable weather
Assignee: Pierre-Charles-Andre Schmitt
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Filing: 1932-06-08
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Granted: 1932-12-23
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Expires: 1952-06-08
Abstract
No abstract record available.
Inventors
- 👤 Pierre-Charles-Andre Schmitt
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-04 15:29
CPC Classifications
G; G11; G11B; G11B23/00; G11B23/38; G11B23/42
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