Manufacturers Index - Ballou & Whitcomb
Ballou & Whitcomb
Waltham, MA, U.S.A.
Manufacturer Class:
Metal Working Machinery
This page contains information on patents issued to this manufacturer.
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Key to Links for Patent Information
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Images of the actual patent can be viewed on the U.S. Patent Office web site but
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USPTO's for finding information on machinery patents.
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167,974
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Sep. 21, 1875
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Slide Rests for Metal Turning Lathes
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George F. Ballou |
Pawtucket, Providence County, RI |
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171,082
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Dec. 14, 1875
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Chuck and Centerer
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George F. Ballou |
Boston, MA |
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359,378
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Mar. 15, 1887
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Graduating-Machine
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George F. Ballou |
Waltham, MA |
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359,375
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Mar. 15, 1887
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Drilling Fixture for Lathes
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George F. Ballou |
Waltham, Middlesex County, MA |
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359,376
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Mar. 15, 1887
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Work Clamp for Slide Lathes
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George F. Ballou |
Waltham, Middlesex County, MA |
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359,377
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Mar. 15, 1887
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Gear Cutting Device for Lathes
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George F. Ballou |
Waltham, Middlesex County, MA |
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359,379
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Mar. 15, 1887
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Work Holder for Lathes
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George F. Ballou |
Waltham, Middlesex County, MA |
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359,380
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Mar. 15, 1887
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Lathe for Turning Balls Wheels, &c.
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George F. Ballou |
Waltham, Middlesex County, MA |
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359,381
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Mar. 15, 1887
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Slide Lathe
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George F. Ballou |
Waltham, Middlesex County, MA |
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