Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 66,028
Improved hydraulic-pressure regulator
Patentee:
Isaac Judson (exact or similar names) - New Haven, CT

USPTO Classifications:
137/495, 137/505.18

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
E. W. Baldwin
R. Fitzgerald

Patent Dates:
Granted: Jun. 25, 1867

Patent Pictures: [ 1 | 2 ]
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Judson & Pardee

Copyright © 2002-2024 - DATAMP