Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Location marker










Image Number 10 for United States Patent #5400008.

A location marker includes a casing, a switch assembly and a lens enclosing a flashable strobe lamp. The location marker is powered by batteries and an electronic circuit that converts the battery voltage to a trigger voltage for illumination of the strobe lamp. The switch assembly is non-intrusive and maintains water tight integrity inside the casing. The switch assembly futher includes a magnetically operable switch for selectively connecting and disconnecting two pairs of terminals. An R.F. transmitting location marker is also employed using a transmitter circuit and an antenna.








 
 
  Recently Added Patents
Combination immunotherapy for the treatment of cancer
Organic electroluminescence device
Photographic printing paper and method of making same
Authentication for social networking messages
Ventilated vacuum communication structure
Matching geometry generation and display of mammograms and tomosynthesis images
Device for preparing a body fluid for a bacteriological analysis
  Randomly Featured Patents
Method of generating optimal pattern of light emission and method of measuring contour noise and method of selecting gray scale for plasma display panel
Structures comprising an association agent and processes for making same
Heat-exchanger arrangement
High efficiency multi-color electro-phosphorescent OLEDs
System for downloading contents, and client terminal for downloading contents from contents server
Communication device comprising portable transmitter in which ID code is registered after manufacturing
Tightly closed safety cap and vial
Roentgenography of vertebral column and the devices used therefor
Heated ice cream scoop
Device and method for generating test mode signal