Resources Contact Us Home
Browse by Category: Main > Transportation & Automotive
Class Information
Number: 244/67
Name: Aeronautics > Aircraft propulsion > Screw > Body encircling
Description: Aircraft screw propellers arranged to rotate about the external periphery of aircraft bodies.

Patents under this class:

Patent Number Title Of Patent Date Issued
6450445 Stabilizing control apparatus for robtic or remotely controlled flying platform Sep. 17, 2002
5503351 Circular wing aircraft Apr. 2, 1996
4657209 Ducted propeller aircraft Apr. 14, 1987
4560119 Lightweight aircraft Dec. 24, 1985
4544115 Ducted propeller aircraft Oct. 1, 1985
4482110 Cyclorotor composite aircraft Nov. 13, 1984
4371133 Ducted propeller aircraft Feb. 1, 1983

  Recently Added Patents
Transistor and display device
Electronic device, display, image processing apparatus and electronic calculating apparatus
MOS device for eliminating floating body effects and self-heating effects
Methods and apparatus for preserving privacy in an RFID system
Systems and methods for providing a collaboration place interface including data that is persistent after a client is longer in the collaboration place among a plurality of clients
Method and device for peer arrangement in single substream upload P2P overlay networks
Pharmaceutical composition for treating CAPRIN-1 expressing cancer
  Randomly Featured Patents
Radio control unit
Baby diaper changing station
Supply device
Location registration inhibition control apparatus for mobile radio telephone and its method thereof
Control function employing a requesting master id and a data address to qualify data access within an integrated system
Lamination grade coextruded heat-sealable film
Wall mounted air cleaner assembly
Lighting unit with heat-dissipating chimney
Rental system
Somatotropin compositions mixed with vitamins