Assignee
PACIFIC INTERNATIONAL PIPE ENT
US·2 granted patents·51 citations·filing 1994–1997
Technology mixE01B2
Top patents by PatentIndex Score
2 records- 0176US5464152AMethod and apparatus for electrically isolating a rail in a precast concrete grade crossingPACIFIC INTERNATIONAL PIPE ENT·Filed 1994·Granted Nov 7, 1995·32 cites·14 claims
- 0235US5988519APrecast concrete curved grade crossing with restraining railPACIFIC INTERNATIONAL PIPE ENT·Filed 1997·Granted Nov 23, 1999·19 cites·21 claims
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