Electric resistance heating devices – Heating devices – Radiant heater
Reexamination Certificate
2009-02-10
2011-10-04
Campbell, Thor (Department: 3742)
Electric resistance heating devices
Heating devices
Radiant heater
C392S407000
Reexamination Certificate
active
08032015
ABSTRACT:
A heating apparatus including a filament arranged in a vacuum heating vessel comprises a base plate arranged in the vacuum heating vessel to fix the filament at a predetermined position with respect to a conductive heater forming one surface of the vacuum heating vessel. The base plate comprises a plate body having a carbon fiber.
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Doi Hiroshi
Shibagaki Masami
Campbell Thor
Canon Anelva Corporation
Fitzpatrick ,Cella, Harper & Scinto
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