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Barkley & Dexter Laboratories, Inc. Patents
Assignee:
Barkley & Dexter Laboratories, Inc.
Address:
Fitchburg, MA
No. of patents:
7
Patents:












Patent Number Title Of Patent Date Issued
4949452 Method for making search coil assembly for metal detectors August 21, 1990
A method for making a coil assembly for a metal detector of the type used for detecting metal fragments in foodstuffs and pharmaceuticals, the method comprising providing a frame of non-metallic material, the frame having an aperture therethrough for the passage of material undergoing
4903395 Method for making search coil assembly for metal detectors February 27, 1990
A method for making a coil assembly for a metal detector of the type used for detecting metal fragments in foodstuffs and pharmaceuticals, the method comprising providing a frame of non-metallic material, the frame having an aperture therethrough for the passage of material undergoing
4902997 Search coil assembly for metal detectors February 20, 1990
A coil assembly for a metal detector of the type used for detecting metal fragments in foodstuffs and pharmaceuticals, the coil assembly comprising a frame of non-metallic material, the frame having an aperture therethrough for the passage of material undergoing inspection, coils of
4870381 Search coil assembly for metal detectors September 26, 1989
A coil assembly for a metal detector of the type used for detecting metal fragments in foodstuffs and pharmaceuticals, the coil assembly comprising a frame of non-metallic, the frame having an aperture therethrough for the passage of material undergoing inspection, coils of electrically
4833773 Method for making search coil assembly for metal detectors May 30, 1989
A coil assembly for a metal detector and a method for making the coil assemblies for metal detectors of the type used for detecting metal fragments in foodstuffs and pharmaceuticals, the method comprising providing a frame of non-metallic material, the frame have an aperture therethr
4819321 Method for making the search coil assembly for metal detectors April 11, 1989
A coil assembly for a metal detector and a method for making coil assemblies for metal detectors of the type used for detecting metal fragments in foodstuffs and pharmaceuticals, the method comprising providing a frame of non-metallic material, the frame have an aperture therethrough
4814734 Search coil assembly for metal detectors March 21, 1989
A coil assembly for a metal detector of the type used for detecting metal fragments in foodstuffs and pharmaceuticals, the assembly comprising a frame of non-metallic material, the frame have an aperture therethrough for the passage of material undergoing inspection, a coating of carbon

 
 
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