Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 3,145,759
Apparatus for making power springs
Patentees:
Charles Zelnick (exact or similar names) - Saginaw, MI
Henry A. Doster (exact or similar names) - Saginaw, MI
Alden D. Swartz (exact or similar names) - Saginaw, MI

USPTO Classifications:
29/446, 29/896.9, 72/146, 72/169

Tool Categories:

Assignees:
Lufkin Rule Company - Saginaw, MI

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Jun. 11, 1959
Granted: Aug. 25, 1964

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Russ Allen

Copyright © 2002-2024 - DATAMP