A list of the Patents obtained by the Company
1922 - US1413978 Inflatable toy
http://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=19220425&DB=EPODOC&locale=en_EP&CC=US&NR=1413978A&KC=A&ND=4
1952 - 667012 Improvements in or relating to personal sanitary conveniences