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Filed on: 02-28-1978
Status: Cancelled-Section 8
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Filed on: 06-12-1986
Status: Renewed
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VALVES, COCKS, FITTINGS, JOINERS, CONNECTORS, PLUGS, SOCKETS, BUSHES, NIPPLES, CAPS AND PIPE RISERS, USED IN INSTALLATIOS FOR STEAM HEATING AND
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Filed on: 10-15-1991
Status: Cancelled-Section 8
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Filed on: 12-01-1997
Status: Cancelled-Section 8
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Filed on: 08-16-1999
Status: Renewed
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Filed on: 06-26-2007
Status: Renewed
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Filed on: 03-15-2011
Status: Cancelled-Section 8
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Filed on: 03-08-1946
Status: Expired
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Filed on: 02-10-1948
Status: Expired
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Filed on: 05-13-1949
Status: Expired
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Filed on: 01-13-1959
Status: Cancelled-Section 8
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Filed on: 05-27-1959
Status: Renewed
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Filed on: 06-15-1959
Status: Cancelled-Section 8
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Filed on: 08-03-1961
Status: Cancelled-Section 8
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Filed on: 09-26-1961
Status: Expired
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Filed on: 11-13-1961
Status: Expired
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Filed on: 05-13-1964
Status: Renewed
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Filed on: 05-08-1969
Status: Cancelled-Section 8
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Filed on: 01-08-1971
Status: Renewed
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Filed on: 01-17-1973
Status: Renewed
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