HB

Herbert Birkhofer

SG Schaeffer-Homberg Gmbh: 2 patents #1 of 8Top 15%
WK Windmöller & Hölscher Kg: 1 patents #168 of 333Top 55%
Overall (All Time): #892,342 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5085111 Apparatus for stacking flat articles 1992-02-04
4741466 Machine for attaching rivets, snap fasteners or similar 1988-05-03
4733811 Machine for attaching buttons, rivets, or similar to garments Hans-Otto Hoffler 1988-03-29
4376504 Machine for attaching buttons having shanks to an article in a correctly buttoned condition 1983-03-15
4273280 Machine for the attachment of rivets, buttons or the like on clothing pieces Günther W. Diekhöner, Hans-Otto Hoffler 1981-06-16
4199094 Machine for the attachment of rivets, buttons, or the like Metin Ersoy 1980-04-22