Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Artificial Christmas tree










Image Number 2 for United States Patent #4805075.

An artificial Christmas tree having a hollow tree trunk and a plurality of branches. Each branch has a connector for attaching it to the tree trunk. Each connector includes a pair of electrical contacts connected to electric lamps disposed in the branch with the electrical contacts engaging a mating pair of electrical contacts in the tree trunk when the branch is attached thereto. Electrical power is supplied to the lamps from a conventional household electrical power source through an electrical circuit inside of the hollow tree trunk interconnecting the mating electrical contacts.








 
 
  Recently Added Patents
Organic electroluminescence element
Method and system for security authentication of radio frequency identification
Device and implantation system for electrical stimulation of biological systems
Triple-trim reference voltage generator
Powder pulverising device
Electronic device and control method therein
Shot scent dispenser
  Randomly Featured Patents
Method of washing dishes and preparing equipment for use in the arrangement and serving of flight meals
Urban runoff water treatment methods and systems
System for guiding apparatus over a surface
Strand winding apparatus
High density fiber optic module
Polyolefin polymerization process and catalyst
Heat stabilizers for expandable styrene polymers
Automated method for cutting tissue retainers on a suture
Stable chlorosulfonated resin latex
Volatile dispenser