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3059547
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Issue date Oct 23, 1962
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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2942529
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Patent number 2,942,529
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Issue date Jun 28, 1960
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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2912907
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Patent number 2,912,907
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Issue date Nov 17, 1959
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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2184233
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Patent number 2,184,233
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Issue date Dec 19, 1939
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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2100739
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Patent number 2,100,739
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Issue date Nov 30, 1937
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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1995455
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Patent number 1,995,455
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Issue date Mar 26, 1935
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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1843027
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Patent number 1,843,027
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Issue date Jan 26, 1932
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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1338552
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Patent number 1,338,552
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Issue date Apr 27, 1920
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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1163572
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