Electrostatic developer composition containing both rough and smooth carrier particles

作者: W Trachtenberg , G Kasper , Cabe J Mc

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摘要: THIS INVENTION RELATES TO A PARTICULATE CARRIER VEHICLE AND DRY ELECTROGRAPHIC DEVELOPER COMPOSITION CONTAINING SUCH VEHICLE. THE DESCRIBED HEREIN CONTAINS MIXTURE OF ROUGH-SURFACED MAGNETICALLY RESPONSIVE PARTICLES, E.G., SPONGE IRON POWDER SMOOTH-SURFACED PARCLES, SMOOTH, SPHERICAL PARTICLES.

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