Inventor
DUBBELDAM PETER
CA4 patents
Patents
4 patentsUS6491055B2Dec 10, 2002
Pressure relief apparatus
BS & B SAFETY SYSTEMS INC14 citations89
US6367498B1Apr 9, 2002
Pressure relief apparatus
BS & B SAFETY SYSTEMS INC18 citations89
US6484742B1Nov 26, 2002
Cartridge assembly for valve
BS & B SAFETY SYSTEMS INC12 citations71
US6488044B2Dec 3, 2002
Pressure relief apparatus
BS & B SAFETY SYSTEMS INC8 citations70