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Winthrop Tool
WT
Winthrop Tool
— 9 Patents
Rank
(All Time):
#59,137
of
106,120
Top 60%
1
inventors
9
Patents All Time
Top Inventors at Winthrop Tool
All Time
Showing
1–1
of
1
inventors
Rank
Name
Patents
1
Frederick Joseph Malcarne
9
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