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Class Information
Number: 29/DIG.95
Name: Metal working > Magnetic or electrostatic

Patents under this class:

Patent Number Title Of Patent Date Issued
6852178 Method for propagating vibratory motion into a conductive fluid and using the method to solidify a melted metal Feb. 8, 2005
6467157 Apparatus for construction of annular segmented permanent magnet Oct. 22, 2002
5841348 Amorphous magnetostrictive alloy and an electronic article surveillance system employing same Nov. 24, 1998
5480627 Method for treating substrate for electrophotographic photosensitive member and method for making electrophotographic photosensitive member Jan. 2, 1996
5469140 Transverse magnetic field annealed amorphous magnetomechanical elements for use in electronic article surveillance system and method of making same Nov. 21, 1995
5452508 Method for manufacturing surface three-dimensional figures on magnetic material Sep. 26, 1995
5448803 Magnetic roller Sep. 12, 1995
5408243 Method for producing a flat flexible antenna Apr. 18, 1995
5230141 Device for feeding apertured parts Jul. 27, 1993
5191691 Apparatus for feeding slender parts Mar. 9, 1993
5100440 Emission electrode in an electrostatic dust separator Mar. 31, 1992
4962656 Control and monitoring method and system for electromagnetic forming process Oct. 16, 1990
4678634 Method for the preparation of an anisotropic sintered permanent magnet Jul. 7, 1987
4664572 Chip disposer May. 12, 1987
4628809 Radial orientation rare earth-cobalt magnet rings Dec. 16, 1986
4619861 Magnetic powders with improved dispersibility Oct. 28, 1986
4583895 Mobile machine for removing surface irregularities from a rail head of a railroad track Apr. 22, 1986
4559685 Method of manufacturing a piston for internal combustion engines Dec. 24, 1985
4372714 Method and mobile machine for removing surface irregularities from a rail head of a railroad track Feb. 8, 1983

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