Inventor
PFEIFER HERMANN
8 patents
⚠️ This page may combine multiple inventors who share the name “PFEIFER HERMANN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAVIO SPA
3 patentsUS4315399AFeb 16, 1982
Procedure for cleaning a rotor of a spinning unit of the open-end type
SAVIO SPA8 citations72
US4339914AJul 20, 1982
Method and apparatus for cleaning an open-end spinning rotor
SAVIO SPA9 citations71
US4295330AOct 20, 1981
Re-attachment device for an open-end type spinning frame
SAVIO SPA5 citations60
SICOWA VERFAHRENSTECH
2 patentsUS4456449AJun 26, 1984
Apparatus for the production of calcium silicate-containing stone blanks useful in constructing building walls
SICOWA VERFAHRENSTECH12 citations70
US4376086AMar 8, 1983
Process for the production of calcium silicate-containing stone blanks useful in constructing building walls
SICOWA VERFAHRENSTECH8 citations70