Resources Contact Us Home
Louis N. Graves Co., Inc. Patents
Louis N. Graves Co., Inc.
Anoka, MN
No. of patents:

Patent Number Title Of Patent Date Issued
4272925 Sharpening apparatus June 16, 1981
A sharpening apparatus includes a base and a pair of thin elongated cylindrical sharpening rods of the type that can be made of a ceramic material which is loaded with a strong abrasive. The rods are storable in a compartment provided by the base in side-by-side relationship and in s
4197677 Blade sharpener April 15, 1980
A blade sharpener includes a thin cylindrical sharpening rod made of a ceramic material which is loaded with a strong abrasive. This rod is equipped at each end with a conical guide-guard. Means is provided to position the rod with one hand so that the other hand can be used to draw

  Recently Added Patents
Method for editing a media clip in a mobile terminal device, a terminal device utilizing the method and program means for implementing the method
System and method of automatic piloting for in-flight refuelling of aircraft, and aircraft comprising said system
Vacuum cleaner
Accessing device via communication protocol selection
Method and apparatus for radio antenna frequency tuning
Signal activated molecular delivery
Wavelength and power scalable waveguiding-based infrared laser system
  Randomly Featured Patents
Vehicle for the remote handling of loads
Warm-up of multiple integrated marking engines
Spring manufacturing apparatus
Belt hanger for helmets
Organic solvent dispersions of silicone elastomers
Reagent for measuring alanine aminotransferase activity
Liquid boss grille insert
Compact digital resolver/encoder assembly with flexible circuit board
Reference electrode for strong oxidizing acid solutions
Nucleic acid encoding a novel mammalian protein associated with uncontrolled cell division