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
Variety corn line KDC7040
Architectural panel with bamboo rings light density embossed surface
Semiconductor device having a triple gate transistor and method for manufacturing the same
Apparatus for focus beam analysis of high power lasers
Co-map communication operator
Wireless communication apparatus, a method of wireless communication, and a program for wireless communication
Delta-sigma AD converter circuit and battery pack
  Randomly Featured Patents
Biodegradable high performance hydrocarbon base oils
Matador GT tall fescue
Differential air pressure carton transfer apparatus and method
Method and apparatus for detecting and reporting failed processor reset
Paint brush hanger
Controlled tracking of oscillators in a circuit with multiple frequency sensitive elements
Method for preparing 5-haloalkyl-4,5-dihydroisoxazole derivatives
Apparatus for continuously processing rubber, elastomers, plastics and like materials which can be vulcanized or cross-linked
Dual path ultraviolet hygrometer