|
US2673059A
|
|
Power tool holding bracket
|
|
US2524158A
|
|
Combustion heater
|
|
US2585221A
|
|
Reignition means for combustion heaters
|
|
US2543486A
|
|
Portable power saw
|
|
US2486255A
|
|
Power-driven tool
|
|
US2440363A
|
|
Blower
|
|
US2486254A
|
|
Control mechanism for electrically driven tools
|
|
US2408506A
|
|
Reversible clutch
|
|
US2457862A
|
|
Combustion heater with thermally controlled fuel supply
|
|
US2368518A
|
|
Fan arrangement for heat exchange devices
|
|
US2354128A
|
|
Fan for heat exchange devices
|
|
US2349683A
|
|
Heat exchange device
|
|
US2151536A
|
|
Film winding means for cameras and the like
|
|
US2225380A
|
|
Refrigerating apparatus
|
|
US2196539A
|
|
Heat exchange device
|
|
US2199031A
|
|
Heat exchange apparatus
|
|
US2186562A
|
|
Air conditioner
|
|
US2263934A
|
|
Automobile heating device
|
|
US2353274A
|
|
Heat exchange device
|
|
US2259550A
|
|
Windshield heater
|
