Electric lamp and discharge devices – Electrode and shield structures – Composite electrodes or shields
Reexamination Certificate
2005-02-15
2005-02-15
Patel, Nimeshkumar D. (Department: 2879)
Electric lamp and discharge devices
Electrode and shield structures
Composite electrodes or shields
C313S311000, C313S348000, C313S478000, C313S479000, C428S407000, C428S408000, C445S006000, C445S058000
Reexamination Certificate
active
06856080
ABSTRACT:
A vacuum tube having its anode/collector coated with carbonized resin plus pyrocarbon material to reduce out-gassing and secondary electron emission and the method of coating the anode/collector.
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Haworth Michael D.
Shiffler, Jr. Donald A.
Callahan Kenneth E.
Patel Nimeshkumar D.
Roy Sikha
Skorich James M.
The United States of America as represented by the Secretary of
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