Cathode ray tube

Details Cathode ray tube Cathode ray tube

1994-07-12

1995-10-24

Ramsey, Kenneth J.

Electric lamp or space discharge component or device manufacturi

Process

Electrode making

445 59, H01J 902

Patent

active

054605598

ABSTRACT:
Electrodes of an electron gun are etched in an electrochemical bath. The electrodes to be etched serve as the anode in the bath. The side of the electrode to be etched which faces the cathode in the chemical bath, faces an electrode at a higher potential in the assembled electron gun.

REFERENCES:
patent: 3556627 (1971-01-01), Takemoto
patent: 4111507 (1978-09-01), Neuber et al.
patent: 4398896 (1983-08-01), Van Alphen
patent: 4406639 (1983-09-01), Williams

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