Collection search - DR EAM ASSELBERGS, HA HAMILTON & ; P SAIDAK ; MJ WILLARD & J CORDING ; SUN-ALTA POTATO PROCESSORS LTD ; SALADA FOODS LTD ; CANADIAN PATENTS & DEVELOPMENT LTD PATENT PROCESS FOR MAKING INSTANT DEHYDRATED POTATO PRODUCT BY DR EAM ASSELBERGS, HA HAMILTON & P SAIDAK UNDER PATENT # 620541. ACTION UNDER A/M ACT TO OBTAIN DECLARATION THAT PATENT DOES NOT CONSTITUTE AN INFRINGEMENT OF SALADA-SHERIFF-HORSEY PATENTS ISSUED TO MJ WILLARD & J CORDING. SUN-ALTA POTATO PROCESSORS LTD, SALADA FOODS LTD. PATENT ACT S62