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Permafilm Trademarks
PERMAFILM
Analog and digital images mounted on nickel or stainless steel used as an exposed microfilm replacement for archival preservation purposes
Abandoned
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December 4, 2003
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78336233
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PERMAFILM
MOTOR OIL
Expired
·
September 6, 1974
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73031266
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PERMAFILM
CARBON FILM
Expired
·
February 26, 1974
·
73014407
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