Resources Contact Us Home
Browse by Category: Main > Entertainment & Recreation
Class Information
Number: 84/472
Name: Music > Accessories > Teaching devices > Charts or boards > Easel type
Description: Devices adapted to stand vertically and others of analogous construction and use.

Patents under this class:

Patent Number Title Of Patent Date Issued
7326845 Music stand device and musical instrument having the musical stand device Feb. 5, 2008
6802485 Two-piece music stand accessory for large books Oct. 12, 2004
6491277 Music holding device for a piano Dec. 10, 2002
6414230 Jazz drumming ride pattern flip chart tool Jul. 2, 2002
6050536 Music support and turning aid Apr. 18, 2000
4464971 Musical education display apparatus Aug. 14, 1984
4444083 Keyboard instrument, especially a piano or similar instrument Apr. 24, 1984
3978756 Guitar instruction system Sep. 7, 1976

  Recently Added Patents
Filtering method for improving the data quality of geometric tire measurements
Emulsions containing arylboronic acids and medical articles made therefrom
Fire detector
Methods of diagnosing a plasmodium infection
Organic metal complex and its use in organic electroluminescent device
Method of operating an election ballot printing system
Display apparatus having a semi-penetration layer and a sealing unit
  Randomly Featured Patents
System for acquiring and maintaining reliable optical wireless links
Apparatus for reinforcing notes selected by more than one key
Catheter valve and methods of using same
Method for detecting a defect in a glass-ceramic for magnetic disks
Board interlock ejection system
Dual pelvic snip and method to use it
Stacked die package
Electronic mail system with mail content class designation
Computer front bezel