4 Patents
#11 in Minden
#6,900 in Germany
Drabert Sohne Minden (westf.)
Forward Citations = 43
3 inventors:
3 inventors (with patents filed for the assignee):
Otto Zapf (2 out of 43 patents)
Gerd Lange (1 out of 19 patents)
Hans-Ulrich Bitsch (1 out of 1 patent)
4 patents:
#11 in Minden
#6,900 in Germany
3 inventors: