Patent
   D309268
Priority
Sep 21 1987
Filed
Sep 21 1987
Issued
Jul 17 1990
Expiry
Jul 17 2004
Assg.orig
Entity
unknown
38
9
n/a
The ornamental design for a central thermostat, as shown and described.

FIG. 1 is a top, front and right side perspective view of a central thermostat showing our new design;

FIG. 2 is a top plan view;

FIG. 3 is a right side elevational view;

FIG. 4 is a left side elevational view;

FIG. 5 is a bottom plan view;

FIG. 6 is a rear elevational view; and

FIG. 7 is a front elevational view thereof.

Wada, Seiji, Thompson, Peter, Otsuka, Nobuo, Kobayashi, Toyohiro

Patent Priority Assignee Title
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D317875, Mar 03 1989 JPMORGAN CHASE BANY Electronic programmable thermostat
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D535268, Mar 29 2005 VIMAR S P A Video entry-phone control board
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Patent Priority Assignee Title
4316256, Dec 31 1979 MICROCOMM CORPORATION, A MN CORP Thermostat with automatic heat/air conditioning changeover
4319711, Oct 11 1977 Robertshaw Controls Company Wall thermostat and the like
4557317, Feb 20 1981 Temperature control systems with programmed dead-band ramp and drift features
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D264189, Dec 17 1979 Teledyne Industries, Inc. Thermostat housing
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Aug 21 1987WADA, SEIJIMITSUBISHI DENKI KABUSHIKI KAISHA, 2-3, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO 100 JAPAN, A CORP OF JAPANASSIGNMENT OF 1 2 OF ASSIGNORS INTEREST0048020963 pdf
Aug 21 1987OTSUKA, NOBUOMITSUBISHI DENKI KABUSHIKI KAISHA, 2-3, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO 100 JAPAN, A CORP OF JAPANASSIGNMENT OF 1 2 OF ASSIGNORS INTEREST0048020963 pdf
Aug 21 1987KOBAYASHI, TOYOHIROMITSUBISHI DENKI KABUSHIKI KAISHA, 2-3, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO 100 JAPAN, A CORP OF JAPANASSIGNMENT OF 1 2 OF ASSIGNORS INTEREST0048020963 pdf
Aug 21 1987THOMPSON, PETERMITSUBISHI DENKI KABUSHIKI KAISHA, 2-3, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO 100 JAPAN, A CORP OF JAPANASSIGNMENT OF 1 2 OF ASSIGNORS INTEREST0048020963 pdf
Sep 21 1987Mitsubishi Denki Kabushiki Kaisha(assignment on the face of the patent)
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