Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 503,292
Metal Plate Folding Machine
Patentees:
William F. Niedringhaus (exact or similar names) - St. Louis, MO
Charles A. Wettengel (exact or similar names) - St. Louis, MO

USPTO Classifications:
72/383, 72/450

Tool Categories:
metalworking machines : metal bending machines

Assignees:
St. Louis Stamping Co. - St. Louis, MO

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jul. 21, 1892
Granted: Aug. 15, 1893

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

Copyright © 2002-2024 - DATAMP