Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Electrical & Energy
Class Information
Number: 290/4F
Name: Prime-mover dynamo plants >
Description:










Sub-classes under this class:

Class Number Class Name Patents
290/1R Miscellaneous 901
290/2 Heating plants 204
290/3 Train 32
290/45 Traction 121
290/46 Starting and generating dynamo 134
290/47 Electric-starting motor with generator 28
290/48 Electric-starting motor 175
290/49 Rotary field and armature 13
290/4R Plural prime mover 148
290/5 Alternating current, rotary field and armature 15
290/50 Battery 57
290/51 Engine control 54
290/52 Turbogenerators 643
290/53 Tide and wave motors 703
290/54 Fluid-current motors 912
290/6 Multiple-armature dynamo 30
290/7 Electric control 57


Patents under this class:

Patent Number Title Of Patent Date Issued











 
 
  Recently Added Patents
Circuit device for preventing radiation emission in portable terminal with two cameras
Methods and devices for coding and decoding images, computer program implementing them and information carrier enabling their implementation
Method and apparatus for linking a web browser link to a promotional offer
Systems and methods for generating customized user interfaces
Power converter and method of power conversion
Portable gaming device and gaming system combining both physical and virtual play elements
Image manipulating system and method
  Randomly Featured Patents
Electrolyte for use in a galvanic cell
Adjustable interlocking telescopic handle and arm assembly
Step-down voltage output circuit
Photoconducting positions monitor and imaging detector
Photographic yellow dye-forming couplers
Sensing capacitance and thickness of insulated cable to provide outputs related to weigh and percent voids
Removable support for the sealing lining of the casing of jet engine blowers
Reduction of linear interference canceling scheme
Hydraulic control apparatus for vehicle continuously variable transmission, having means for limiting increase in input shaft speed after the speed rises to predetermined level with vehicle sp
Radio communication device and radio communication system comprising same