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Glass plate scribing method
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Patent number 9,593,035
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Issue date Mar 14, 2017
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Bando Kiko Co., Ltd.
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Kazuaki Bando
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B28 - WORKING CEMENT, CLAY, OR STONE
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Drywall twin cutting block
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Patent number 5,027,515
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Issue date Jul 2, 1991
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Clifford R. Murdock
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B28 - WORKING CEMENT, CLAY, OR STONE
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Circle cutting system
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Patent number 5,014,436
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Issue date May 14, 1991
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The Fletcher-Terry Company
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Vincent T. Kozyrski
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B28 - WORKING CEMENT, CLAY, OR STONE
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Circle and strip cutting system
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Patent number 4,916,820
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Issue date Apr 17, 1990
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The Fletcher-Terry Company
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Vincent T. Kozyrski
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B28 - WORKING CEMENT, CLAY, OR STONE
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3174225
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Patent number 3,174,225
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Issue date Mar 23, 1965
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B28 - WORKING CEMENT, CLAY, OR STONE
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2706002
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Patent number 2,706,002
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Issue date Apr 12, 1955
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B28 - WORKING CEMENT, CLAY, OR STONE
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2611179
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Patent number 2,611,179
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Issue date Sep 23, 1952
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B28 - WORKING CEMENT, CLAY, OR STONE
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2378428
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Patent number 2,378,428
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Issue date Jun 19, 1945
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B28 - WORKING CEMENT, CLAY, OR STONE
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1994420
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Patent number 1,994,420
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Issue date Mar 12, 1935
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B28 - WORKING CEMENT, CLAY, OR STONE
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1538622
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Patent number 1,538,622
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Issue date May 19, 1925
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B28 - WORKING CEMENT, CLAY, OR STONE
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1538623
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Patent number 1,538,623
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Issue date May 19, 1925
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B28 - WORKING CEMENT, CLAY, OR STONE
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1308895
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Patent number 1,308,895
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Issue date Jul 8, 1919
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B28 - WORKING CEMENT, CLAY, OR STONE
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1305834
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Patent number 1,305,834
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Issue date Jun 3, 1919
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B28 - WORKING CEMENT, CLAY, OR STONE
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1290224
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Patent number 1,290,224
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Issue date Jan 7, 1919
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B28 - WORKING CEMENT, CLAY, OR STONE
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1228661
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Patent number 1,228,661
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Issue date Jun 5, 1917
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B28 - WORKING CEMENT, CLAY, OR STONE
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1227095
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Patent number 1,227,095
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Issue date May 22, 1917
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B28 - WORKING CEMENT, CLAY, OR STONE
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1214320
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Patent number 1,214,320
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Issue date Jan 30, 1917
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B28 - WORKING CEMENT, CLAY, OR STONE
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1166860
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Patent number 1,166,860
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Issue date Jan 4, 1916
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B28 - WORKING CEMENT, CLAY, OR STONE
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1164083
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Patent number 1,164,083
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Issue date Dec 14, 1915
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B28 - WORKING CEMENT, CLAY, OR STONE
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1158811
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Patent number 1,158,811
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Issue date Nov 2, 1915
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B28 - WORKING CEMENT, CLAY, OR STONE