Fluid treatment apparatus
United States Patent 3058478
US Patent References:
/0995148.html
- - 0995148

/1166378.html
- - 1166378

Etching-machine
- - 1345219

Etching apparatus
- - 2261988

Apparatus for supplying web material
- - 2340267


Inventors:
Carman, Justice N.
Publication Date:
10/16/1962
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Assignee:
CARMAN LAB INC
Primary Class:
134/80
Other Classes:
134/114, 134/28
International Classes:
B65G49/00; C23F1/08; H01L21/00
US Patent References:
2416716Apparatus for finishing piezoelectric crystals
2626622Dishwashing apparatus
2730068Bulb washing and reflector coating apparatus
2799637Method for electrolytic etching
2916363Etching printing plates