Home
|
FAQ
Search:
Advanced
|
Person
|
Company
|
Type
|
Class
Login
Quick search:
Patent number:
Patent Date:
Patent US21,179
Patents 1 - 1 of 1
Number
Date
Patentee
Title
Type
21,179
Aug. 17, 1858
C.L. Barnes
Bit with Detachable Cutter
drill bits
Toggle print mode
Show pictures
Copyright © 2002-2025 - DATAMP