Resources Contact Us Home
Browse by Category: Main > Communications
Class Information
Number: 178/86
Name: Telegraphy > Code transmitters > Reciprocating contact
Description: Code-transmitters having a contact member arranged to move into and out of contact in straight lines.

Patents under this class:

Patent Number Title Of Patent Date Issued
4064458 Electromagnetic wave communication systems Dec. 20, 1977

  Recently Added Patents
People engine optimization
Catalysts and process for producing aldehydes
Fail-safe upgrading of portable electronic device software
Polyurethane resin, toner for developing electrostatic charge image, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method
Polyfunctional sulfur-containing epoxies and compositions thereof
Automatically selecting a paper with increased dimensions than originally desired for printing and adding advertisement content to the increased dimensional area of the paper
Linear transformer power supply
  Randomly Featured Patents
Thin film multilayer capacitor and mounting method therefor
Control device for a copier
Down-hole tool with detachable cleaning pads
Method of inhibiting fibrosis
Firearm camouflage system
Composite active filter material
Unified brake system for towed and towing vehicles
Thermoset composition, method for the preparation thereof, and articles prepared therefrom
System and method of estimating gas turbine engine performance
Displacement detection device and lens barrel