DE2132812
HARRIS, HENRY M.T., MEADVILLE, PA, LARSON, HUGO R., RIDGEWOOD, N.J, NITZ, JACOB, MAPLE HEIGHTS, OHIO
Year of Publication 13.03.1975
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Year of Publication 13.03.1975
Patent
DE2132812
HARRIS, HENRY M.T., MEADVILLE, PA, LARSON, HUGO R., RIDGEWOOD, N.J, NITZ, JACOB, MAPLE HEIGHTS, OHIO
Year of Publication 18.07.1974
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Year of Publication 18.07.1974
Patent