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Inventor:
Hoeft; Bernd
Address:
Berlin, DE
No. of patents:
1
Patents:












Patent Number Title Of Patent Date Issued
6578927 Method and device for producing brush products June 17, 2003
A multi-stage injection molding method for the brush body is proposed in the first injection stage of which sealing of the bores of the bottom plate of the injection molding tool, including the tips of the cords of bristles that protrude into the mold interior is performed, and with the










 
 
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