Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 1,614,300
Valve Lifting Tool
Patentees:
Willis F. Hobbs - Bridgeport, Fairfield County, CT
John A. Anderson - Bridgeport, Fairfield County, CT

USPTO Classifications:
29/221

Tool Categories:
specialty tools : valve spring tools

Assignees:
Bridgeport Hardware Manufacturing Co. - Bridgeport, Fairfield County, CT

Manufacturer:
Bridgeport Hardware Manufacturing Co. - Bridgeport, Fairfield County, CT

Witnesses:
none listed

Patent Dates:
Applied: Aug. 28, 1926
Granted: Jan. 11, 1927

Patent Pictures:
Willis F. Hobbs & John A. Anderson patent January 11, 1927
USPTO pdf tiff
Google Patents
Report data errors or omissions
Description:
Refinement of the lifter in patent no. 1,608,176. The patent date appears on later production of the Bridgeport Hardware Mfg. "Bull Pup" valve lifter, along with marking "LICENSED UNDER KULP PAT. No. 1,330542."

Noted in Kulp & Dellinger patent no. 1,879,330.

Copyright © 2002-2019 - DATAMP