HW

Hendrikus J. Wolff

HB Hollandse Signaalapparaten B.V.: 1 patents #29 of 87Top 35%
Overall (All Time): #3,871,249 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4997144 Course-correction system for course-correctable objects Hendrik Haverdings, Hendrik J. Zwart 1991-03-05