Resources Contact Us Home
Browse by Category: Main > Tools & Hardware
Class Information
Number: 81/DIG.2
Name: Tools > Spiral drive for wrenches

Patents under this class:

Patent Number Title Of Patent Date Issued
6722448 Driving tool having an impacting device Apr. 20, 2004
6182535 Fuse insertion device Feb. 6, 2001
5899640 Anchoring device May. 4, 1999
5024565 Hand tool Jun. 18, 1991

  Recently Added Patents
Mobile communication apparatus
Memory device, test operation method thereof, and system including the same
Data driver and liquid crystal display device using the same
Methods, devices and computer program products providing for establishing a model for emulating a physical quantity which depends on at least one input parameter, and use thereof
System or method to assist and automate an information security classification and marking process for government and non-government organizations for information of an electronic document
Strongly bound carbon nanotube arrays directly grown on substrates and methods for production thereof
Front portion of a vehicle, toy, and/or replicas thereof
  Randomly Featured Patents
Washing device for a roller part in a machine unit and the like
Apparatus and method for removing caked litter from a poultry facility
Programmable clock trunk architecture
Methods for type analysis in systems for code generation
Compliant, press fit electrical contact having improved retention
Dynamic selection of groups of outbound marketing events
Insulating ear protector
Process for making an adhesively bonded aluminum article
Polyester film for laminated metal sheet drawing and processing containing solid lubricant and having specified protrusion rate
Heat and corrosion resistant cast CF8C stainless steel with improved high temperature strength and ductility