USD309582SExpiredUtility

Digital thermo-hygrometer

58
Assignee: 501 TANAKA MFG COMPANY LIMITEDPriority: Sep 11, 1987Filed: Sep 11, 1987Granted: Jul 31, 1990
Est. expirySep 11, 2007(expired)· nominal 20-yr term from priority
Inventors:Osamu Suzuki
58
PatentIndex Score
8
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a digital thermo-hygrometer, as shown.

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