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Hilfiker Pipe Co.
HC
Hilfiker Pipe Co.
Rank
(2011):
#18,937
of
22,517
Top 85%
2
inventors
1
Patents 2011
Top Inventors at Hilfiker Pipe Co.
2011
Showing
1–2
of
2
inventors
Rank
Name
Patents
1
Harold K. Hilfiker
1
1
William B. Hilfiker
1
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