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Pin for documents
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Patent number 4,244,085
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Issue date Jan 13, 1981
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Wei Tsao-Tsung
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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3610087
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Patent number 3,610,087
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Issue date Oct 5, 1971
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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3071047
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Patent number 3,071,047
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Issue date Jan 1, 1963
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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2770023
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Patent number 2,770,023
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Issue date Nov 13, 1956
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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2625723
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Patent number 2,625,723
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Issue date Jan 20, 1953
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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2535502
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Patent number 2,535,502
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Issue date Dec 26, 1950
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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1959271
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Patent number 1,959,271
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Issue date May 15, 1934
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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1957023
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Patent number 1,957,023
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Issue date May 1, 1934
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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1637832
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Patent number 1,637,832
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Issue date Aug 2, 1927
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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1596955
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Patent number 1,596,955
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Issue date Aug 24, 1926
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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1538314
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Patent number 1,538,314
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Issue date May 19, 1925
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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1502623
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Patent number 1,502,623
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Issue date Jul 22, 1924
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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1466347
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Patent number 1,466,347
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Issue date Aug 28, 1923
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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1397787
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Patent number 1,397,787
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Issue date Nov 22, 1921
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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1391480
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Patent number 1,391,480
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Issue date Sep 20, 1921
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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1275012
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Patent number 1,275,012
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Issue date Aug 6, 1918
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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1271607
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Patent number 1,271,607
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Issue date Jul 9, 1918
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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1238366
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Patent number 1,238,366
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Issue date Aug 28, 1917
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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1211158
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Patent number 1,211,158
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Issue date Jan 2, 1917
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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1177051
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Patent number 1,177,051
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Issue date Mar 28, 1916
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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1164685
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Patent number 1,164,685
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Issue date Dec 21, 1915
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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1163127
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Patent number 1,163,127
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Issue date Dec 7, 1915
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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1140750
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Patent number 1,140,750
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Issue date May 25, 1915
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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1097332
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Patent number 1,097,332
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Issue date May 19, 1914
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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1055280
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Patent number 1,055,280
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Issue date Mar 4, 1913
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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893352
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Patent number 893,352
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Issue date Jul 14, 1908
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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883336
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Patent number 883,336
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Issue date Mar 31, 1908
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER