Inventor William Augustus Merralls filed many patents. The list below is in order of the filing date, or, if that data is missing, the grant date. [Supplementary information for main article: https://sunnysidehistory.org/2016/06/25/w-a-merralls-inventor-and-entrepreneur-of-sunnyside/.]

1907-merralls-pat898413
Image from US Patent 898413, filed 1907 by W.A. Merralls.