U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Did You Know...

...that the first rickshaw was invented in 1869 by an American Baptist minister, the Rev. E. Jonathan Scobie, to transport his invalid wife around the streets of Yokohama?

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 162/284 - Tube winding type


Subclass of Class 162 - Paper making and fiber liberation
Definition: Apparatus specially adapted or peculiar to forming a hollow
No. of patents: 2
Last issue date: 01/16/1996


NumberTitleIssue Date
5484501Method of manufacturing an improved wood fiber mat for soil applications
Improved wood fiber mat comprised of a mixture of thermo-mechanically processed wood fibers and synthetic fibers....
01/16/1996
4341523Apparatus for manufacturing paper pipes
An apparatus for manufacturing paper pipes including two stationary drums provided on one side of a fixed mandrel and two movable drums provided on the other side of the fixed mandrel. All the four drums are adapted to transmit the driving power of a moto...
07/27/1982
 
Sign InRegister
Username  
Password   
forgot password?