Home
|
FAQ
Search:
Advanced
|
Person
|
Company
|
Type
|
Class
Login
Quick search:
Patent number:
Patent Date:
US Patent: 120,675
Improvement in Spirit Levels
Patentee:
George A. Shelley (
exact
or
similar
names) - Madison, CT
USPTO Classifications:
33/451
Tool Categories:
layout tools
:
levels
layout tools
:
squares
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Wm. S. Hull
J. Myron Hull
Patent Dates:
Granted:
Nov. 07, 1871
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Russ Allen.
Description:
Folding spirit level that can be set at a right angle.
Copyright © 2002-2024 - DATAMP