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1920
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1920
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Bank-Check Writer.
Battery-Plate and Terminal Connection
Battery Terminal Fastening
Truck.
Valve-Flushing Means
Liquid-Measuring Device
Machine for Picking Cotton.
Window Attachment.
Locomotive Driving-Box.
Wire Fabric
Vehicle-Wheel
Vehicle-Wheel
Process of Producing Tire-Patch Material.
Pump-Piston.
Pump
Tool-Holding Implement.
Process of Vaporizing Liquids and Apparatus Used in Connection Therewith.
Milk-Can Cover
Stamping Machine.
Mud-Cleaning Mechanism for Tractor-Wheels.
Pump-Plunger
Prepay Time-Controlled-Service Apparatus.
Emblem Structure.
Emergency-Tire.
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