Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Construction
Class Information
Number: 144/28.8
Name: Woodworking > Special-work machine > Pencil sharpening > Movable tool > Rotatable or revolvable > Work holder or guide also rotary
Description: Machine wherein the work holder or guide is movable about its own internal axis and relative to the tool during the material-removing operation.










Patents under this class:

Patent Number Title Of Patent Date Issued
8459317 Hand-cranked pencil sharpeners Jun. 11, 2013
8225827 Sharpener with noise reducing features Jul. 24, 2012
8205649 Cutter assembly and electric pencil sharpener Jun. 26, 2012
7669619 Electric pencil sharpener Mar. 2, 2010
7654385 Machine for front joining and sticking of oblong wood workpieces by toothed front joints and referential procedure Feb. 2, 2010
6637481 Apparatus for sharpening a writing instrument Oct. 28, 2003
4676028 Honing tool Jun. 30, 1987
3973604 Single cutter pencil sharpener Aug. 10, 1976











 
 
  Recently Added Patents
Group control method for machine type communication and mobile communication system using the method
Caching techniques
Method of hydrothermal liquid phase sintering of ceramic materials and products derived therefrom
Linear book scanner
Vectorization of program code
Cognitive radio cooperative spectrum sensing method and fusion center performing cognitive radio cooperative spectrum sensing
Apparatus, method and program for image receipt, processing, conversion, and delivery to and from a plurality of external apparatuses
  Randomly Featured Patents
Ion implantation to tune tribo-charging properties of materials or hybrid scavengless development wires
Tensionable spiral bolt with resin nut and related method
Rubber composition
Apparatus for controlling addition of replenishment solution to a photographic processor
Process for preparing modified proteins
Data embedding device and data extraction device
Generating and distributing a financial quiz using a personal financial management application and a social network service
Hole-filling channel access
Factor VIII/vWF complexes and compositions
Method of packaging compressible fibrous batts