Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Entertainment & Recreation
Class Information
Number: 84/131
Name: Music > Instruments > Automatic > Selectors > Winding and rewinding > Speed control > Compensation for diameter
Description: Means to keep the tempo constant as the diameter of the take-up roll increases.










Patents under this class:

Patent Number Title Of Patent Date Issued











 
 
  Recently Added Patents
Bicyclic azaheterocyclic carboxamides
Platform for generating electricity from flowing fluid using generally prolate turbine
Light powered hearing aid
Charging seat having cleaning member
Food-grade flour from dry fractionated corn germ and collet composition and method for producing same
Systems and methods for analyzing telecommunications invoices for payment
Control unit including a computing device and a peripheral module which are interconnected via a serial multiwire bus
  Randomly Featured Patents
Decorative bill for sports cap
Power transmission devices having torque transfer coupling with power-operated clutch actuator
Curve follower device
Method of manufacturing a knitted article, on a flat bed knitting machine
Motion graphics keying in the compressed domain
Photo induced grating in B2O3 containing glass
Pad for knee or elbow
Split core degaussing coil loop
Alert device for pneumatic object
Method and system for automatic extraction of personalized left atrium models