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US Patent: 989,261
End Thrust Adjustment for Machine Spindles
Patentee:
Heenry J. Hjorth (exact or similar names) - Cambridge, MA

USPTO Classifications:
384/251, 82/147

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Charles F. Remington
E. M. Bertsch
Forest Railstone
A. C. Ratigan

Patent Dates:
Applied: Aug. 01, 1907
Granted: Apr. 11, 1911

Patent Pictures:
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Description:
Knight, Brown, Quinby & May - patent attorneys

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