Home
|
FAQ
Search:
Advanced
|
Person
|
Company
|
Type
|
Class
Login
Quick search:
Patent number:
Patent Date:
Patents Granted on 1815-10-11
Patents 1 - 1 of 1
Number
Date
Patentee
Title
Type
2,388X
Oct. 11, 1815
J. Widdefield (Widdifield)
Screw wheel for propelling boats
nautical propulsion apparatus
Toggle print mode
Show pictures
Copyright © 2002-2024 - DATAMP