Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 1,213,167
Magnetic chuck and casing
Patentee:
Aldem M. Drake (exact or similar names) - Worcester, MA

USPTO Classifications:
269/8, 277/377, 277/407, 279/128, 279/157

Tool Categories:
metalworking machines : grinders : magnetic chucks
work holding : magnetic chucks

Assignees:
Heald Machine Co. - Worcester, MA

Manufacturer:
Heald Machine Co. - Worcester, MA

Witnesses:
Unknown

Patent Dates:
Applied: Sep. 26, 1916
Granted: Jan. 23, 1917

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Heald Machine Co.

Copyright © 2002-2024 - DATAMP