The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 15, 1992
Filed:
Jan. 25, 1991
Kazunori Ishii, Tajimi, JP;
Kabushiki Kaisha Toshiba, Kanagawa, JP;
Abstract
A high frequency heating apparatus includes a casing, an inverter enclosed in the casing, a magnetron supplied with high frequency voltage from the inverter, and three attachment plugs each connected to one of external power supplies of different output voltages. The attachment plugs are connected to the inverter input side via respective power supply selecting switches. The apparatus further includes three display panels one of which is selectively attached to the apparatus. Each display panel has an indicia indicative of one of the power supply voltages used and two projections selectively turning off the other two power supply selecting switches when attached to the apparatus.