Writing element with exchange mechanism

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4833490
SERIAL NO

07100867

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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In a device for exhanging objects, in particular writing instruments, between two holders (4, 5) open on one side, in which the object (6) is retained at least in one holder (4) by the cooperation of two retaining elements, one of which is a permanent magnet and the other is a ferromagnetic element. The retaining element provided in the one holder (4) is connected to a raceway mechanism and in the retaining position is disposed at least near the receiving zone of the holder (4), and in the separating position is located farther away from the receiving zone of the holder (4).

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Patent Owner(s)

  • KOH-I-NOOR RAPIDOGRAPH, INC.;ROTRING-WERKE RIEPE KG, A CORP OF NJ

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Zur, Reinhard Hamburg, DE 2 8

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