Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Communications
Class Information
Number: 116/157
Name: Signals and indicators > Bells > Gong type > Pivoted striker > Multiple stroke
Description: Bells in which two or more strokes of the striking-hammer are given.










Sub-classes under this class:

Class Number Class Name Patents
116/163 Double 2
116/161 Escapement 1
116/158 Rotary striker 1


Patents under this class:

Patent Number Title Of Patent Date Issued
5022340 Portable mechanical burglar alarm Jun. 11, 1991
4970490 Motor bell alarm Nov. 13, 1990
3945340 Device for striking a bell Mar. 23, 1976











 
 
  Recently Added Patents
Mass spectrometry device and method using ion-molecule reaction ionization
Vehicle running control system
Pharmaceutical composition comprising gabapentin or an analogue thereof and an .alpha.-aminoamide and its analgesic use
Apparatus and method for adapted deblocking filtering strength
Configurations and methods for effluent gas treatment
Adaptive block pre-fetching method and system
Fluid discrimination device
  Randomly Featured Patents
Augmentor
Compost tea machine
Housing and method for making the same
Method and system for NMR using adiabatic RF pulses producing spatially quadratic phase
Multi-nozzle ink jet head and manufacturing method thereof
Fibrinolysis
Ultrasonic diagnostic apparatus and ultrasonic transmission/reception method
Gas-venting filter for collection appliance
Secondary battery, cap assembly thereof and method of mounting safety valve therefor
Side lock for a roll-up door