Inventor
PUTNAM JR ROGER L
6 patents
Patents
6 patentsUS4043098AAug 23, 1977
Vertical form, fill and seal packaging machine with improved back-up bar for longitudinal sealing
PACKAGE MACHINERY CO82 citations95
US4291520ASep 29, 1981
Vertical form, fill and seal packaging machine with improved end sealing and stripping means
PACKAGE MACHINERY CO76 citations93
US4136505AJan 30, 1979
Tubeless vertical form, fill and seal packaging machine with improved feed means
PACKAGE MACHINERY CO107 citations92
US4118913AOct 10, 1978
Short product drop vertical form, fill and seal packaging machine
PACKAGE MACHINERY CO42 citations92
US3986921AOct 19, 1976
Sealing jaw mechanism for package making machine
PACKAGE MACHINERY CO25 citations81
US4085567AApr 25, 1978
High speed wrapping machine with rotary folder
PACKAGE MACHINERY CO10 citations68