|
US3217313A
|
|
Traveling message sign control apparatus having direct magnetic selection switch control elements
|
|
US3217312A
|
|
Traveling message sign control apparatus having rotating members which bear switch actuating elements
|
|
US3041597A
|
|
Character-transmission means for traveling message signs
|
|
US3099737A
|
|
Instantaneous electric water heaters
|
|
US2965738A
|
|
Yieldable ball feeds for traveling sign controls
|
|
US3020386A
|
|
Electric heaters
|
|
US2951967A
|
|
Ultra violet lamps
|
|
US2880301A
|
|
Heating units for electric frying pans and the like
|
|
US2798931A
|
|
Electric frying pans
|
|
US2856507A
|
|
Cooking and frying indicators
|
|
US2888986A
|
|
Push button controls for washing machines, clothes driers and other motorized equipment
|
|
US2817703A
|
|
Electric selective apparatus
|
|
US2778213A
|
|
Manual controls for motor-operated wringers
|
|
US2633198A
|
|
Keyboard tape perforator
|
|
US2505741A
|
|
Motorized washing machine drive unit
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