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US Patent: 159,481
Improvement in Metal-Drilling Machines
Claus Van Haagen - Philadelphia, PA

USPTO Classifications:
144/135.3, 408/98

Tool Categories:
metalworking machines : drilling and boring
woodworking machines : wood drilling and boring

Anthony Van Haagen - Philadelphia, PA

Not known to have been produced

William A. Steel
Harry Smith
Thomas M. McIlvan

Patent Dates:
Applied: Jun. 01, 1874
Granted: Feb. 02, 1875

Patent Pictures:
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Howson & son - patent attorneys

My invention relates to portable drilling-machines; and has for its objects the ready and secure attachment of the drill-stand to any desired fixed objects, the easy adjustment of the drill - spindle to any position which, circumstances may require, and the simple construction of mechanism, for rotating and feeding the said drill-spindle.

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