Patent JPS52198A successfully refreshed from Google Patents.
JPS52198A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Emergency information device utilizing broadcasting line
Assignee: OKANO DENSEN KK
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Filing: 1975-06-23
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Granted: —
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Expires: 1995-06-23
Abstract
Abstract PURPOSE: To inform emergency by utilizing wired broadcasting line upon receipt via wireless repeater of signal from portable or stationary wireless transmitter. COPYRIGHT: (C)1977,JPO&Japio
Inventors
- 👤 Shotaro Hayashi
- 👤 Ryosuke Soejima
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-10-31 23:04
CPC Classifications
—
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