Electric lamp and discharge devices – With envelope – Having base and connector
Reexamination Certificate
2011-01-25
2011-01-25
Patel, Ashok (Department: 2889)
Electric lamp and discharge devices
With envelope
Having base and connector
C313S4770HC, C313S532000, C313S365000, C313S318080, C250S2140VT
Reexamination Certificate
active
07876033
ABSTRACT:
An electron tube of the present invention includes: a vacuum vessel including a stem portion made of quartz and formed with an opening; a lid portion connected to the stem portion via a joining member made of aluminum so as to seal the opening, having a recess portion depressed to a vacuum side in the opening, and made of Kovar; a voltage applying section arranged in the vacuum vessel; and wiring for electrically connecting the voltage applying section and the lid portion.
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Egawa Yasuyuki
Fukasawa Atsuhito
Ishizu Tomohiro
Suyama Motohiro
Drinker Biddle & Reath LLP
Hamamatsu Photonics K.K.
Patel Ashok
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