Radiant energy – Radiant energy generation and sources – With radiation modifying member
Reexamination Certificate
2007-08-14
2007-08-14
Vanore, David A. (Department: 2881)
Radiant energy
Radiant energy generation and sources
With radiation modifying member
C355S030000, C355S035000
Reexamination Certificate
active
11282621
ABSTRACT:
A gas supply unit supplies gas to a certain space via a channel, and includes a first switch mechanism located in the channel for selectively changing the channel of the gas.
REFERENCES:
patent: 4540466 (1985-09-01), Nishizawa
patent: 6633364 (2003-10-01), Hayashi
patent: 6987276 (2006-01-01), Nakamura
patent: 7145629 (2006-12-01), Nakano
Canon Kabushiki Kaisha
Morgan & Finnegan , LLP
Vanore David A.
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