Resources Contact Us Home
Browse by Category: Main > Communications
Class Information
Number: 178/71.13
Name: Telegraphy > Repeaters > Automatic in either direction > Relay only
Description: Telegraph repeater using exclusively electromechanical operated contact.

Patents under this class:

Patent Number Title Of Patent Date Issued

  Recently Added Patents
Elastic wave device having a capacitive electrode on the piezoelectric substrate
Control device for radiation imaging apparatus and control method therefor
Organic light-emitting display with black matrix
Double patterning method using tilt-angle deposition
Sensing during magnetic resonance imaging
Assisted hybrid mobile browser
System, method and computer program product for sharing a single instance of a database stored using a tenant of a multi-tenant on-demand database system
  Randomly Featured Patents
Blood parameter measurement
Ignition system wiring harness and spring clip retainers therefor
Combined hair dryer and curling iron caddy
Apparatus for applying conformal coatings to electronic circuit boards
Preparation of 1-(aralkyl)-2-naphthols
Catalyst for the oxidation of gaseous sulphur compounds
Three-dimensional input device
Metals recovery apparatus
Reduced complexity beam-steered MIMO OFDM system
Method and apparatus for fail-safe and restartable system clock generation