Resources Contact Us Home
Browse by Category: Main > Construction
Class Information
Number: 172/524
Name: Earth working > Rolling, rotating or orbitally moving tool > Axis substantially vertical > With vertically extending teeth > Positioning means engaging circumference
Description: Apparatus in which a means engages the peripheral portion of the earth working element to control or to aid in controlling the position of the earth working element.

Patents under this class:

Patent Number Title Of Patent Date Issued
4140187 Harrow support Feb. 20, 1979
4063596 Soil cultivating machines Dec. 20, 1977

  Recently Added Patents
AIN buffer N-polar GaN HEMT profile
Card reader device
Optical coherence tomography with multiple sample arms
Case for electronic device
Multi-contoured yoga support
MOS device for eliminating floating body effects and self-heating effects
  Randomly Featured Patents
Shaped electroconductive aromatic imide polymer article and process for producing
Shopping tote
Method of treating lesions in a nervous system
High resistance integrated circuit resistor
Process for vitrifying residues from flue gas cleaning
Electronic mail apparatus and a method for operating the same
Internal safety cover and method to prevent electrical shock
Method of manufacturing a plurality of semiconductor devices and carrier substrate
Technique for effectively providing various entertainment services through a communications network
Tire having floating reinforcement in the shoulder/sidewall