Resources Contact Us Home
Class Information
Number: 63/22
Name: Jewelry > Watch or chain attachment > Bar
Description: Devices comprising means to be passed through a buttonhole to secure the chain to the clothing.

Patents under this class:

Patent Number Title Of Patent Date Issued
4438579 Three-dimensional picture with interchangeable scenes Mar. 27, 1984

  Recently Added Patents
Method and system for selecting a target with respect to a behavior in a population of communicating entities
Semiconductor memory device
Image surveillance system and method of detecting whether object is left behind or taken away
Fibrous laminate interface for security coatings
Optical input device
System and method for providing private demand-driven pricing
  Randomly Featured Patents
Solar distillation system
Pressure responsive fractionation control
Information processing system, information device and information processing device
Control system and method for braking a hydrostatic drive machine
Food safety printer
Process for preparing optically active 2-aryl-alkanoic acids, in particular 2-aryl-propionic acids
Model train control system
Whelper structure
Systems and methods for determining the state of charge of a battery utilizing confidence values