Resources Contact Us Home
Browse by Category: Main > Communications
Class Information
Number: 181/127
Name: Acoustics > Anatomic or prosthetic relation > Dentiphone
Description: Subject matter wherein the acoustical device is held or positioned in the mouth, generally by the teeth.

Patents under this class:

Patent Number Title Of Patent Date Issued
5877460 Device for talking underwater Mar. 2, 1999
5493079 Vocal communication snorkel Feb. 20, 1996
5168131 Apparatus and method for controlling an elevator Dec. 1, 1992
4527657 Tapered tube impedance matching underwater voice communicator with bubble silencer Jul. 9, 1985
4071110 Underwater voice communicator Jan. 31, 1978

  Recently Added Patents
Systems and methods for sorting particles
Multi-level integrated circuit, device and method for modeling multi-level integrated circuits
Phosphor adhesive sheet, light emitting diode element including phosphor layer, light emitting diode device, and producing methods thereof
Radio transmitter and radio receiver with channel condition assessment
Method and apparatus for internet on-line insurance policy service
Drug comprising as the active ingredient proliferative vector containing survivin promoter
Nuclear fission reactor, a vented nuclear fission fuel module, methods therefor and a vented nuclear fission fuel module system
  Randomly Featured Patents
Graphite loaded silicon carbide and methods for making
Pivalyl-acetanilide couplers and photographic elements including them
Magnetic cartridge chambering and bolt holding system
Multi-layer circuit board bonding method utilizing noble metal coated surfaces
Devices and systems including transducers
Method and system for creating a dynamic OGSI service proxy framework using runtime introspection of an OGSI service
Cake pan
Hollow cellulose dialysis fibers
Rail vehicle for track investigation
Piston type compressor