Resources Contact Us Home
Browse by Category: Main > Tools & Hardware
Class Information
Number: 451/445
Name: Abrading > Accessory > Erasing shield
Description: Accessory intended to be used in association with an eraser, which accessory is either (a) to be interposed between the active surface of a carbon sheet and an underlying sheet to prevent sullying of the underlying sheet during an erasure operation or (b) has holes therethrough to define limits of an erasure area when the accessory is positioned over a sheet requiring erasure.

Patents under this class:

Patent Number Title Of Patent Date Issued
7459056 Pad conditioning head for CMP process Dec. 2, 2008
6974366 Garment image abrasion system and method Dec. 13, 2005
6929536 System for chemical mechanical polishing comprising an improved pad conditioner Aug. 16, 2005
6106381 Grinding device for sharpening the clothing of a carding cylinder Aug. 22, 2000
5810644 Method of shaping a friction facing for friction plate assemblies Sep. 22, 1998
4355382 Apparatus for sharpening a cutting stylus Oct. 19, 1982
4093754 Method of making decorative panels Jun. 6, 1978

  Recently Added Patents
Organic light emitting diode display device and method of fabricating the same
Subpixel-based image down-sampling
Projection illumination system for EUV microlithography
Respirator belt having bumper cushion
Focus information generating device and focus information generating method
System and method for managing self-refresh in a multi-rank memory
Method for etched cavity devices
  Randomly Featured Patents
Data processing system utilizing a holographic optical element
Pressure-controlled well tester adapted to be selectively retained in a predetermined operating position
Apparatus and method for fabricating glass bodies using an aerosol delivery system
Heavily foaming coffee fraction and process for its manufacture
Mechanically operating pendulum clock with an electronic correcting device
Parameter tolerant PLL synthesizer
Process and system for setting controller parameters of a state controller
Automobile tie down assembly
Method and apparatus for transportation of a label
Brake control apparatus and brake control method