Resources Contact Us Home
Browse by Category: Main > Communications
Class Information
Number: 178/83
Name: Telegraphy > Code transmitters > Rotary contact
Description: Code-transmitters in which one of the contact members is arranged to rotate or revolve.

Sub-classes under this class:

Class Number Class Name Patents
178/84 Drum 0

Patents under this class:

Patent Number Title Of Patent Date Issued

  Recently Added Patents
Mixed reactant flow-by fuel cell
Single-stage PFC converter with constant voltage and constant current
Method and system for detecting center pivot collision
Composition comprising a mixture of dextro- and levo-amphetamines complexed with ion-exchange resin particles to form drug resin particles
Preventative traffic congestion social networking improvement system within a community
Mobile communication method, mobile station, and network device
Image-processing method and program, and image-processing apparatus
  Randomly Featured Patents
Generator body
Unitarily constructed apparatus for adjustably supporting a beverage container
Method and system for obtaining a user's personal address information
Lamp seat type liquid decoration
Method of internally coating a weapon barrel by means of a laser beam
Semiconductor device and method for reducing contact resistance between an electrode and a semiconductor substrate
Surface covering
Peripheral apparatus, control method for peripheral apparatus, memory medium, and information processing system
Apparatus and method for preventing etch chamber contamination
Method for controlling solder printer