Contrivances of rubber for the prevention of the transmission of disease in the nature of condoms; condoms; ; contrivances made from natural rubber for prophylactic purposes in the nature of condoms; contrivances of rubber for prophylactic purposes in the nature of condoms; contrivances made from synthetic rubber for prophylactic purposes in the nature of condoms; contrivances of synthetic rubber for contraceptive purposes in the nature of condoms; contrivances made from natural rubber for co...