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US Patent: RE9,086
Machine for making machine-screws
Patentee:
Francis Curtis (exact or similar names) - Brattleboro, VT

USPTO Classifications:
29/55, 470/61

Tool Categories:
metalworking machines : screw machines

Assignees:
Henry Devens - Brattleboro, VT
Francis Curtis - Brattleboro, VT

Manufacturer:
F. Curtis - Brattleboro, VT

Witnesses:
E. B. Campbell
E. W. Stoddard

Patent Dates:
Applied: Oct. 01, 1879
Granted: Feb. 17, 1880

Reissue Information:
Reissue of 120,044 (Oct. 17, 1871)

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
"Vintage Machinery" entry for F. Curtis
Description:
This patent reissue has a 3/4 share assigned to Henry Devens, who was a wealthy local businessman who invested in the development of Curtis's screw machine.

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