DE2819713
HITTINGER, PAUL LEONARD, DAYTON, SESTINA, MICHAEL BRENT, BYESVILLE, SPERAW, FLOYD GIBSON, CAMBRIDGE
Year of Publication 07.08.1980
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Year of Publication 07.08.1980
Patent
DE2819713
HITTINGER, PAUL LEONARD, DAYTON, SESTINA, MICHAEL BRENT, BYESVILLE, SPERAW, FLOYD GIBSON, CAMBRIDGE
Year of Publication 15.11.1979
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Year of Publication 15.11.1979
Patent