USD309268SExpiredUtility

Central thermostat

93
Assignee: MITSUBISHI ELECTRIC CORPPriority: Sep 21, 1987Filed: Sep 21, 1987Granted: Jul 17, 1990
Est. expirySep 21, 2007(expired)· nominal 20-yr term from priority
Inventors:Seiji WadaNobuo OtsukaToyohiro KobayashiPeter Thompson
93
PatentIndex Score
39
Cited by
9
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a central thermostat, as shown and described.

Join the waitlist — get patent alerts

Track USD309268S — get alerts on status changes and closely related new filings.

We store only your email — no account needed. See our privacy policy.