Home
|
FAQ
Search:
Advanced
|
Person
|
Company
|
Type
|
Class
Login
Quick search:
Patent number:
Patent Date:
Patents for David L. Ballard
Patents 1 - 1 of 1
Number
Date
Patentee
Title
Type
310,774
Jan. 13, 1885
D.L. Ballard
Reversing Gear for Shaping Machines
metalworking machine mechanisms
Toggle print mode
Show pictures
Copyright © 2002-2024 - DATAMP