Device for generating an automatic sealing flap on suction envelope machines
DE428029C
Device for collecting finished envelopes of a twin envelope machine by means of conveyor belts
DE421947C
Device for regulating the glue delivery from the glue containers to the gummers in envelope and paper bag machines using the table movement to switch the gummers off and on
DE426209C
Counting device on envelope or bag machines or similar machines
DE427077C
Gumming device on envelope machines and similar machines