Home
|
FAQ
Search:
Advanced
|
Person
|
Company
|
Type
|
Class
Login
Quick search:
Patent number:
Patent Date:
US Patent: 1,633,412
Eye and face shield for grinding wheels
Patentee:
Thomas J. Kelleher (
exact
or
similar
names) - Chicago, IL
USPTO Classifications:
362/413
,
451/455
Tool Categories:
metalworking machines
:
grinders
:
sharpening machines
:
bench or pedestal grinders
Assignees:
None
Manufacturer:
Unknown
Witnesses:
Unknown
Patent Dates:
Applied:
Aug. 22, 1925
Granted:
Jun. 21, 1927
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Description:
This grinder shield was introduced as prior art that invalidated a claim of patent
2,069,395
. The Kelleher patent was manufactured by "Acme".
Copyright © 2002-2025 - DATAMP