Home
|
FAQ
Search:
Advanced
|
Person
|
Company
|
Type
|
Class
Login
Quick search:
Patent number:
Patent Date:
Patents for Frederick O. Worrell
Patents 1 - 1 of 1
Picture
Number
Date
Patentee
Title
383,226
May 22, 1888
A.G. Hohenstein
Automatic pressure-regulator and safety-valve
Toggle print mode
Hide pictures
Copyright © 2002-2025 - DATAMP
