Resources Contact Us Home
Browse by Category: Main > Construction
Class Information
Number: 172/214
Name: Earth working > Alternating for right or left hand operation (other than scraper) > Tools oriented for movement in opposite directions > Wheeled frame with reversible draft member
Description: Apparatus in which the earth working elements are carried by a wheeled frame having a draft member shiftable from one end of the frame to the opposite end through substantially 180° to draw the device in either direction.

Patents under this class:

Patent Number Title Of Patent Date Issued
5609214 Agricultural machine Mar. 11, 1997
4068722 Manure crushing and earth mixing rotary machine Jan. 17, 1978

  Recently Added Patents
Denial of service (DoS) attack prevention through random access channel resource reallocation
Specimen preparation device, and control method in specimen preparation device
Sealed, waterproof digital electronic camera system and method of fabricating same
Moving picture decoding device and moving picture decoding method
DFPase enzymes from Aplysia californica
Reliable event broadcaster with multiplexing and bandwidth control functions
Testing apparatus and testing method for telephone apparatus
  Randomly Featured Patents
Inbred Cucurbita pepo pumpkin HSPMR7B1 having a mutant allele for powdery mildew resistance
Mouse pad bottom
Device virtualization
Volume absorbing laser beam dump
System and method for determining a vehicle traffic route
Jointed fitting for vehicle seats, in particular motor vehicle seats
Image forming apparatus and method for erasing data thereof
Internal calibration standards for electrophoretic analyses
Method of forming and shaping metallic material
Golf iron club head