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2395986
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Patent number 2,395,986
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Issue date Mar 5, 1946
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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2395985
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Patent number 2,395,985
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Issue date Mar 5, 1946
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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2179014
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Patent number 2,179,014
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Issue date Nov 7, 1939
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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2114325
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Patent number 2,114,325
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Issue date Apr 19, 1938
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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1951574
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Patent number 1,951,574
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Issue date Mar 20, 1934
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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1912482
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Patent number 1,912,482
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Issue date Jun 6, 1933
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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1583518
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Patent number 1,583,518
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Issue date May 4, 1926
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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1525531
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Patent number 1,525,531
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Issue date Feb 10, 1925
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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1484400
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Patent number 1,484,400
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Issue date Feb 19, 1924
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY