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
Modification of an object replica
Dynamic web page construction based on determination of client device location
Apparatus and method for performing lawful intercept in group calls
Accessory sleeve
Promoting content
Demand based power allocation
Coordinate locating method and apparatus
  Randomly Featured Patents
Methods of feeding ruminants
Brightening agent comprising acylpyridinium compounds and defined alkalizing agents
Apparatus and methods usable in connection with dispensing flexible sheet material from a roll
Self-sealing sterilization bag
Apparatus for disposing of radioactive fuel channels
LCC-based fluid-level detection sensor
Modular special purpose board
Method and system for synchronizing climate control devices
Apparatus for stretching a cylinder blanket on a sheet transfer cylinder of a sheet-fed rotary printing press
Method for producing a semiconductor device including crystallizing an amphorous semiconductor film