AU328331A
Expired / Lapsed
AU
⏱️ 0.0 years remaining
Improvements in loudspeakers ofthe electrodynamic type
Assignee: Philips North America LLC
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Filing: 1931-07-30
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Granted: —
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Expires: 1951-07-30
Abstract
No abstract record available.
Inventors
- 👤 A. Oconnor Richard
Bibliographic Details
Application Number
—
Jurisdiction
AU
Data Source
google_patents
Last Synchronized
2026-11-02 18:33
CPC Classifications
—
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