|
US2144754A
|
|
Valve
|
|
US1745752A
|
|
Heater
|
|
US1533845A
|
|
Heater
|
|
US1666777A
|
|
Method of and apparatus for evaporating and distilling
|
|
US1199684A
|
|
Retaining device.
|
|
US1137960A
|
|
Permutation-padlock.
|
|
US1232269A
|
|
Method of and apparatus for distilling and evaporating.
|
|
US973270A
|
|
Apparatus for heating water, milk and other liquids for sterilizing or other purposes.
|
|
US900506A
|
|
Blow-off valve.
|
|
US783942A
|
|
Condensing system.
|
|
US793517A
|
|
Sterilizer.
|
|
US808649A
|
|
Method of distilling and condensing.
|
|
US760440A
|
|
Apparatus for evaporating or distilling.
|
|
US681159A
|
|
Apparatus for heating and sterilizing fluids.
|
|
US655665A
|
|
Apparatus for heating and sterilizing fluids.
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