%0 Generic %C [S.l.] : %D 1950. %I [s.n.], %T Contributory infringement hearings before Subcommittee No. 4 of the Committee on the Judiciary, House of Representatives, eighty-first Congress, first session on H.R. 3866, a bill to provide for the protection of patent rights where enforcement against. %U http://SK8ES4MC2L.search.serialssolutions.com/?sid=sersol&SS_jc=TC_030745183&title=Contributory%20infringement%20%3A%20hearings%20before%20Subcommittee%20No.%204%20of%20the%20Committee%20on%20the%20Judiciary%2C%20House%20of%20Representatives%2C%20eighty-first%20Congress%2C%20first%20session%20on%20H.R.%203866%2C%20a%20bill%20to%20provide%20for%20the%20protection%20of%20patent%20rights%20where%20enforcement%20against