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
Injection molding method and injection molding machine
Stable file system
Software management system for network data processing systems
System, device and method for transrating file based assets
Rewarding independent influencers
Catecholic butanes and use thereof for cancer therapy
Image forming apparatus forming images in response to image formation request from operation unit or external device
  Randomly Featured Patents
Scan driving circuit and organic light emitting display using the same
Aftertreatment of dyed cellulosic materials
Tone generator with diversification of waveform using variable addressing
Filler nozzle
Portable restraining passenger safety vest for vehicles
High-frequency signal transmission apparatus and electronic tuner using the same
Method of making and cross-linking keratin-based films and sheets
Engine
Image processing apparatus having calibration for image exposure output
Multilayer textile reinforcement web