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US Patent: 689,154
Arbor Press
Patentee:
Edwin Ellsworth Bartlett - Hydepark, Norfolk County, MA

USPTO Classifications:
29/251

Tool Categories:
metalworking machines : arbor presses

Assignees:
None

Manufacturer:
Edwin E. Bartlett - Boston, Suffolk County, MA
Greenerd Press & Machine Co., Inc. - Nashua, Hillsborough County, NH

Witnesses:
John R. Snow
Causten Browne Maynadier
Arthur O. Randall

Patent Dates:
Applied: May 31, 1900
Granted: Dec. 17, 1901

Patent Pictures: [ 1 | 2 | 3 ]
USPTO pdf tiff
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"Vintage Machinery" entry for Greenerd Press & Machine Co., Inc.
"Vintage Machinery" entry for Edwin E. Bartlett
Description:
Improvements to patent 464,316, "to increase the capacity and power of the arbor-press", and "also to prevent injury to the arbor when it is forced out of its collar by the press."

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