Foil cover (18) for a food tray (12) having a plurality of chambers (14, 15, 16) whose content is to be warmed by microwaves. The foil cover is coated with printing ink (19, 20, 21) which contains metal filings in varying distribution or quantity. …<IMAGE>…
申请公布号
DE3817275(A1)
申请公布日期
1989.11.23
申请号
DE19883817275
申请日期
1988.05.20
申请人
UNILEVER N.V., ROTTERDAM, NL
发明人
HOLZMUELLER, ARNO, 8960 KEMPTEN, DE;BUERKEL, BRUNO, 2075 AMMERSBEK, DE
