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Patent
636
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37
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35
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22
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16
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16
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51
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40
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22
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18
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16
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16
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12
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10
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10
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10
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8
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8
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8
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8
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7
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7
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7
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7
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7
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7
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6
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6
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6
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6
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6
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6
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5
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5
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5
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5
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4
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4
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4
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4
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4
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4
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4
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4
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4
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4
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3
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3
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3
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3
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3
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3
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3
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3
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3
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3
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3
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2
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2
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2
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2
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2
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2
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2
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2
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2
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1
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1
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1
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1
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1
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1
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1
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1
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1
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1
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1
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1
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1
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1
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1
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41
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Claw-Bar for Drawing Railroad-Spikes.
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Corn-Shuck Chopper.
Apparatus for Making Carbureted Hydrogen Gas.
Antifriction-Bearing.
Convertible Mixing and Cleaning Machine
Car-Seal.
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