Fluid sensor
United States Patent 3270960
US Patent References:
Information sensing apparatus
- - 3057974
Pneumatically operated document sensing station
- - 3103850
Fluid sorter
- - 3169639
Tabulating card position sensing device
- - 3191008
Information sensing apparatus
- - 3057974
Pneumatically operated document sensing station
- - 3103850
Fluid sorter
- - 3169639
Tabulating card position sensing device
- - 3191008
Inventors:
Phillips, Edwin R.
Publication Date:
09/06/1966
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Export Citation:
Assignee:
SPERRY RAND CORP
Primary Class:
Other Classes:
234/89, 73/37, 235/117R, 235/452, 235/61R, 235/61J
International Classes:
F15C1/00; G06K7/02
Foreign References:
| FR1175053A | ||||
| FR1362309A |