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DE1089415B
Expired / Lapsed
DE
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Acoustic spherical emitter
Assignee: WALTER ROEMISCH
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Filing: 1958-01-25
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Granted: —
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Expires: 1978-01-25
Abstract
No abstract record available.
Inventors
- 👤 Walter Roemisch
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-06 12:33
CPC Classifications
H; H04; H04R; H04R1/00; H04R1/20; H04R1/22; H04R1/225; H04R1/42
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR751482A
Cited
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