Patent JPS5211700A successfully refreshed from Google Patents.
JPS5211700A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Spring cooler
Assignee: Panasonic Electric Works Co Ltd
•
Filing: 1975-07-17
•
Granted: —
•
Expires: 1995-07-17
Abstract
Abstract PURPOSE: To improve the spring cooler which moves with the inversing movement of bi-metal board to make the movement of spring cooler perfect, when fire occurs and is subdued. COPYRIGHT: (C)1977,JPO&Japio
Inventors
- 👤 Yasuyoshi Kameyama
- 👤 Tsutomu Kondo
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-09 23:07
CPC Classifications
—
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.