Fraction collector
United States Patent 2997077
US Patent References:
Valve
- - 2201782
Thermoelectric safety device
- - 2345276
Automatic fraction-collection apparatus
- - 2604249
Electromagnetically controlled operator
- - 2675508
Diaphragm type solenoid delivery valve
- - 2842400
Valve
- - 2201782
Thermoelectric safety device
- - 2345276
Automatic fraction-collection apparatus
- - 2604249
Electromagnetically controlled operator
- - 2675508
Diaphragm type solenoid delivery valve
- - 2842400
Inventors:
Rodrigues Jr., John J.
Publication Date:
08/22/1961
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Export Citation:
Assignee:
MICROCHEMICAL SPECIALTIES CO
Primary Class:
International Classes:
G01N1/18
Foreign References:
| DK33565A | ||||
| GB325376A | ||||
| DE698447C |