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US1973115A
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Selective valve operating apparatus
|
|
US1981335A
|
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Liquid dispenser
|
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US2009639A
|
|
Hydraulic valve system for tanks
|
|
US2013510A
|
|
Filling of truck tanks
|
|
US2009638A
|
|
Fluid pressure control system for valves
|
|
US1904454A
|
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Dispenser of the twin chamber type
|
|
US1960515A
|
|
Selector
|
|
US1981357A
|
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Nozzle control of dispensers
|
|
US1882583A
|
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Measuring dispenser
|
|
US1946715A
|
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Hydraulic operator
|
|
US1955904A
|
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Registering mechanism
|
|
US1780890A
|
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Apparatus for embossing cans
|
|
US1904550A
|
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Air controlled lock for dispensers
|
|
US1791129A
|
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Liquid dispenser
|
|
US1795802A
|
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Liquid measuring and dispensing device
|
|
US1795739A
|
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Token for check-controlled apparatus
|
|
US1755153A
|
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Selective valve-actuating means
|
|
US1940656A
|
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Recording device for liquid dispensing apparatus
|
|
US1764436A
|
|
Tank-valve-control mechanism
|
|
US1758645A
|
|
Tank valve
|
