Resources Contact Us Home
Browse by Category: Main > Tools & Hardware
Class Information
Number: 451/122
Name: Abrading > Machine > Rotary reciprocating tool > Cylindrical tool > Oscillating > Harvester knife
Description: Abrading machine especially adapted for sharpening the cutting edge of a member intended to be used in gathering agricultural produce.

Patents under this class:

Patent Number Title Of Patent Date Issued
7503835 Lawnmower blade sharpener Mar. 17, 2009
6561885 Ring cutter for cutting chips May. 13, 2003
6558237 Knife ring machining tool for machining chips May. 6, 2003
4718198 Apparatus for grinding cutting edges of knives in tobacco cutting machines Jan. 12, 1988

  Recently Added Patents
Semiconductor device and method of manufacturing the same
Automobile body
Information-provision control method, information reproduction system, information-provision apparatus, information reproduction apparatus and information-presentation control program
Faucet handle
Transporting business intelligence objects between business intelligence systems
Unsupervised document clustering using latent semantic density analysis
Products for animal use including humans having a certificate verifying at least one of efficacy or safety, and methods of providing such certificates
  Randomly Featured Patents
Air-conditioning ceiling fan
Method of joining a semiconductor device/chip to a printed wiring board
Tricyclic spacer systems for nonlinear optical devices
Powder cosmetic brush
Disc media and storage and retrieval system
Apparatus for determining blood clotting time
Multicast/broadcast single frequency network control information transmission
Process for making a filled metathesis polymer article
Surgical apparatus with annular penetrator
Electric power steering device