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3773490
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Patent number 3,773,490
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Issue date Nov 20, 1973
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C03 - GLASS MINERAL OR SLAG WOOL
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2886920
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Patent number 2,886,920
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Issue date May 19, 1959
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C03 - GLASS MINERAL OR SLAG WOOL
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2602269
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Patent number 2,602,269
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Issue date Jul 8, 1952
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C03 - GLASS MINERAL OR SLAG WOOL
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2602270
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Patent number 2,602,270
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Issue date Jul 8, 1952
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C03 - GLASS MINERAL OR SLAG WOOL
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2464335
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Patent number 2,464,335
-
Issue date Mar 15, 1949
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C03 - GLASS MINERAL OR SLAG WOOL
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2377534
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Patent number 2,377,534
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Issue date Jun 5, 1945
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C03 - GLASS MINERAL OR SLAG WOOL
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2307425
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Patent number 2,307,425
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Issue date Jan 5, 1943
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C03 - GLASS MINERAL OR SLAG WOOL
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2001436
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Patent number 2,001,436
-
Issue date May 14, 1935
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C03 - GLASS MINERAL OR SLAG WOOL
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1935541
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Patent number 1,935,541
-
Issue date Nov 14, 1933
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C03 - GLASS MINERAL OR SLAG WOOL
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1816280
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Patent number 1,816,280
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Issue date Jul 28, 1931
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C03 - GLASS MINERAL OR SLAG WOOL
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1589280
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Patent number 1,589,280
-
Issue date Jun 15, 1926
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C03 - GLASS MINERAL OR SLAG WOOL
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1436825
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Patent number 1,436,825
-
Issue date Nov 28, 1922
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C03 - GLASS MINERAL OR SLAG WOOL
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1436878
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Patent number 1,436,878
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Issue date Nov 28, 1922
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C03 - GLASS MINERAL OR SLAG WOOL
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1334648
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Patent number 1,334,648
-
Issue date Mar 23, 1920
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C03 - GLASS MINERAL OR SLAG WOOL
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1229028
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Patent number 1,229,028
-
Issue date Jun 5, 1917
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C03 - GLASS MINERAL OR SLAG WOOL
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1036295
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Patent number 1,036,295
-
Issue date Aug 20, 1912
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C03 - GLASS MINERAL OR SLAG WOOL
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916598
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Patent number 916,598
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Issue date Mar 30, 1909
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C03 - GLASS MINERAL OR SLAG WOOL
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830408
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Patent number 830,408
-
Issue date Sep 4, 1906
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C03 - GLASS MINERAL OR SLAG WOOL
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805877
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Patent number 805,877
-
Issue date Nov 28, 1905
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C03 - GLASS MINERAL OR SLAG WOOL
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760258
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Patent number 760,258
-
Issue date May 17, 1904
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C03 - GLASS MINERAL OR SLAG WOOL
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674519
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Patent number 674,519
-
Issue date May 21, 1901
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C03 - GLASS MINERAL OR SLAG WOOL
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668928
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Patent number 668,928
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Issue date Feb 26, 1901
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C03 - GLASS MINERAL OR SLAG WOOL
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666939
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Patent number 666,939
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Issue date Jan 29, 1901
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C03 - GLASS MINERAL OR SLAG WOOL