Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Entertainment & Recreation
Class Information
Number: 84/420A
Name: Music >
Description:










Sub-classes under this class:

Class Number Class Name Patents
84/1 Instruments 8
84/453 Accessories 398
84/DIG.1 Plural speakers 36
84/DIG.10 Feedback 129
84/DIG.11 Frequency dividers 50
84/DIG.12 Side; rhythm and percussion devices 371
84/DIG.13 Gas discharge tube 1
84/DIG.14 Harmonicas 14
84/DIG.15 Accordions 3
84/DIG.16 Crescendo 1
84/DIG.17 Cabinets 29
84/DIG.18 Tuning 83
84/DIG.19 Light sensitive resistor 17
84/DIG.2 Preference networks 120
84/DIG.20 Monophonic 30
84/DIG.21 Mechanical resonator 10
84/DIG.22 Chord organs 247
84/DIG.23 Electronic gates for tones 46
84/DIG.24 Piezoelectrical transducers 112
84/DIG.25 Pedal clavier 22
84/DIG.26 Reverberation 112
84/DIG.27 Stereo 37
84/DIG.28 Service manuals 0
84/DIG.29 Tape 29
84/DIG.3 Foldable; detachable; collapsible 25
84/DIG.30 Fret control 64
84/DIG.4 Chorus; ensemble; celeste 91
84/DIG.5 Chiff 5
84/DIG.6 Cathode-ray tube 31
84/DIG.7 Electric key switch structure 177
84/DIG.8 Keyed oscillators 40
84/DIG.9 Filtering 203


Patents under this class:

Patent Number Title Of Patent Date Issued











 
 
  Recently Added Patents
Onium salt-containing polymer
Group of amino substituted benzoyl derivatives and their preparation and their use
JTAG multiplexer with clock/mode input, mode/clock input, and clock output
Antisense modulation of C-reactive protein expression
Processor micro-architecture for compute, save or restore multiple registers, devices, systems, methods and processes of manufacture
Image processing apparatus, image processing system, and image processing method
Exposure method, exposure apparatus, and method for producing device
  Randomly Featured Patents
Miniature speaker variable standoff mount
Touch panel, electro-optic device, manufacturing method for electro-optic device and electronic device
Steam turbine blade, method of manufacturing the same, steam turbine power generating plant and low pressure steam turbine
Liquid crystal display device and head-up display
Noise-shielded transformer
Multi-tiered lead package for an integrated circuit
Method for managing persistent federated folders within a federated content management system
Methods, devices and systems for single-chamber pacing using a dual-chamber pacing device
Ionographic ozone filtering system
Methods for generating double stranded DNA comprising a 3' single stranded portion and uses of these complexes for recombination