Inventor
SCHRAFF RAYMOND J
US7 patents
⚠️ This page may combine multiple inventors who share the name “SCHRAFF RAYMOND J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ELTECH SYSTEMS CORP
6 patentsUS4524702AJun 25, 1985
Readily repairable and lightweight cover for a heated vessel
ELTECH SYSTEMS CORP22 citations79
US4606473AAug 19, 1986
Readily repairable and lightweight insulating cover for a heated metal container
ELTECH SYSTEMS CORP10 citations72
US4530441AJul 23, 1985
Readily repairable and lightweight insulating cover for a heated metal container
ELTECH SYSTEMS CORP14 citations72
US4829734AMay 16, 1989
Ceramic fiber insulation module and method of assembly
ELTECH SYSTEMS CORP13 citations71
US4640202AFeb 3, 1987
Readily repairable and lightweight cover for a heated vessel
ELTECH SYSTEMS CORP12 citations71
USD291118SJul 28, 1987
Cover for a ladle or the like
ELTECH SYSTEMS CORP3 citations61