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Microscopy apparatus
United States Patent 3013467
US Patent References:
System and apparatus for facsimile telegraphy
- - 2158391
Electronic-optical device
- - 2257774
Apparatus for counting microscopic particles
- - 2661902
Electronic particle counting apparatus
- - 2731202
Method and apparatus for the counting of particles per unit volume in a fluid
- - 2775159
Inventors:
Marvin, Minsky
Publication Date:
12/19/1961
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Download PDF 3013467
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Assignee:
Marvin, Minsky
Primary Class:
356/432
Other Classes:
359/389, 348/79, 250/215
International Classes:
G02B21/00
US Patent References:
2791697
Particle counting apparatus
2847162
Counting of particles