Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Construction
Class Information
Number: 172/768
Name: Earth working > Tool, standard or connection > Specific tool shape > Draw cut type
Description: Apparatus in which the earth-breaking portion of the tool has a rearward and downward inclination so as to break the earth by being drawn therethrough.










Patents under this class:

Patent Number Title Of Patent Date Issued
7568439 Fertilizer knife and point structure Aug. 4, 2009
5310009 Agricultural insert May. 10, 1994
5007485 Earth crust breaker Apr. 16, 1991
4102407 Reforestation tillage mechanism Jul. 25, 1978











 
 
  Recently Added Patents
Mode detection for DVB receiver
Collaborative system for capture and reuse of software application knowledge and a method of realizing same
System and method for identifying a target signal in an optical transport network frame structure
Method, apparatus, computer program, and computer readable storage media for controlling the insertion of tab sheets into a print job
ActRIIB proteins and variants and uses therefore relating to utrophin induction for muscular dystrophy therapy
Synergistic preparations based on mixtures of glycerol ether with aromatic alcohol for controlling mycobacteria
Apparatus and method for performing lawful intercept in group calls
  Randomly Featured Patents
Enclosure for broadband service delivery system
Rose plant
Sprayer bottle
Telephone set
Tape cassette storage and accessing system with closely spaced layered cassettes
Engineering strain in thick strained-SOI substrates
Program executing device and method for executing programs
Wideband 0-90 degrees adjustable phase shifter
Control device for a power shovel
Attache case or similar article