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US Patent: 159,481
Improvement in Metal-Drilling Machines
Patentee:
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

Assignees:
Anthony Van Haagen - Philadelphia, PA

Manufacturer:
Not known to have been produced

Witnesses:
William A. Steel
Harry Smith
Thomas M. McIlvan

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

Patent Pictures:
USPTO pdf tiff
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Description:
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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