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US3196699A
|
|
Actuating mechanism
|
|
US3026099A
|
|
Conveyor for heat treating furnace
|
|
US3163694A
|
|
Recirculating heat treating furnace
|
|
US3010495A
|
|
Log notching machine
|
|
US2896775A
|
|
Transfer mechanism
|
|
US2972352A
|
|
Washer
|
|
US2961005A
|
|
Gas mixing device
|
|
US2854013A
|
|
Quenching apparatus
|
|
US2842349A
|
|
Transfer mechanism for conditioning apparatus
|
|
US2861596A
|
|
Heat exchanger baffle system
|
|
US2815305A
|
|
Method of and apparatus for heat treating metal parts
|
|
US2730352A
|
|
Ceramic fan construction for heat treating furnaces
|
|
US2800317A
|
|
Heat treating furnace
|
|
US2788205A
|
|
Baffle type heat treating furnace
|
|
US2822798A
|
|
Burner tube assembly for heat treating furnaces
|
|
US2774505A
|
|
Work tray
|
|
US2681136A
|
|
Transfer mechanism
|
|
US2747590A
|
|
Washer for workpieces
|
|
US2688808A
|
|
Conditioning apparatus
|
|
US2747855A
|
|
Heat treating apparatus
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