Home
|
FAQ
Search:
Advanced
|
Person
|
Company
|
Type
|
Class
Login
Quick search:
Patent number:
Patent Date:
US Patent: 2,046,839
Screw
Patentees:
Henry F. Phillips (
exact
or
similar
names) - Portland, OR
Thomas M. Fitzpatrick (
exact
or
similar
names) - Portland, OR
USPTO Classifications:
411/404
,
411/919
Tool Categories:
Assignees:
Phillips Screw Company
- Wilmington, DE
Manufacturer:
Unknown
Witnesses:
Unknown
Patent Dates:
Applied:
Jan. 15, 1935
Granted:
Jul. 07, 1936
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Russ Allen.
Description:
Improvement of Phillips previous application of 9 May 1933. Companion patent with the corresponding screwdriver
2046838
.
Copyright © 2002-2025 - DATAMP