Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Information Technology
Class Information
Number: 368/158
Name: Horology: time measuring systems or devices > Electrical time base > Solid state oscillating circuit type > For reciprocating or oscillating element > Balance wheel type
Description: Subject matter wherein the element is a wheel for regulating the beats of a timepiece.










Patents under this class:

Patent Number Title Of Patent Date Issued
6391137 Method for producing display device May. 21, 2002
4731764 Sonar transducers Mar. 15, 1988
4507623 Oscillating device with capacitive displacement pickup Mar. 26, 1985
4415274 Step motor Nov. 15, 1983
4340948 Single-coil balance wheel for driving a mechanical movement Jul. 20, 1982
4036006 Time-keeping apparatus Jul. 19, 1977
4011714 Device for maintaining the oscillation of a balance for a timepiece Mar. 15, 1977
3965667 Device for the maintenance and control of the oscillations of the balance wheel of a timepiece Jun. 29, 1976
3952497 Method and apparatus for synchronizing andoscillating system which is driven by an energy storage device Apr. 27, 1976











 
 
  Recently Added Patents
Semiconductor device and method of manufacturing the same
Method of transmitting and receiving wireless resource information
Email certificates
Automated synchronization of design features in disparate code components using type differencing
Profile-based user access to a network management system
Paper product with surface pattern
Polar nematic compounds
  Randomly Featured Patents
Three wheeler flotation conversion kit
Subsea production system and method for line connection between a manifold and adjacent satellite wells
Dynamic memory array with quasi-folded bit lines
Heat storage material
Greeting card with electronic sound recording
Method for rapid startup and increase in output of a gas turbine plant
Apparatus and method for aligning fine wire for thermal bonding
Apparatus and method for comparing and validating digital words
Coating composition and method for coating therewith
Automatic configuration of client and server networking