CH539375A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Hearing aid
Assignee: Bommer Ag
•
Filing: 1972-06-06
•
Granted: —
•
Expires: 1992-06-06
Abstract
No abstract record available.
Inventors
- 👤 Steiner Hansruedi
- 👤 Hiller Erhard
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-04 21:18
CPC Classifications
H; H04; H04R; H04R25/00; H04R25/60; H04R25/604
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
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