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DOORNE S AUTOMOBIELFABRIEK N V
DOORNE S A
Active Patents
0
Total Holdings
2
Patent Holdings
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Patent No.
Title
Status
Filing Date
Grant Date
Claims
Actions
US3331464A
Four wheel belt variable transmission drive
Expired / Lapsed
1965-01-08
1967-07-18
1
Details
US3017783A
Variable speed transmission
Expired / Lapsed
1959-01-12
1962-01-23
0
Details