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
Image processor
Semiconductor devices having multi-width isolation layer structures
Systems and methods for classifying electronic information using advanced active learning techniques
Hydrogen generation device and fuel cell system
Fuel cell module, manufacturing method thereof and unit containing several of the latter
Pixel circuit
Synthetic bone grafts
  Randomly Featured Patents
Foldable scooter
Method of creating a wellbore
Direct positive color image forming process
Captcha method and system
Method and apparatus for preparing tax information in the trucking industry
Medicines in controlling Vpr function
Tripod
Mobile home trailer dolly set
Volume grafted elastomer surfaces and methods thereof
Cross directional gloss controller