Inventor
KRAWCZYK JOSEPH D
US12 patents
⚠️ This page may combine multiple inventors who share the name “KRAWCZYK JOSEPH D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MAGLINE INC
10 patentsUS6520515B2Feb 18, 2003
Transport cart system and method of its manufacture and operation
MAGLINE INC14 citations92
US6488304B2Dec 3, 2002
Rapidly demountable multiple platform utility cart assembly and methods of making and operating it
MAGLINE INC29 citations92
US6299184B1Oct 9, 2001
Transport cart system and method of its manufacture and operation
MAGLINE INC25 citations92
US6131927AOct 17, 2000
Hand truck for transporting stacked trays
MAGLINE INC26 citations92
US6019381AFeb 1, 2000
Multiple use hand trucks fitted to carry laundry baskets
MAGLINE INC44 citations92
US6899508B2May 31, 2005
Transport cart system and method of its manufacture and operation
MAGLINE INC5 citations73
US5799959ASep 1, 1998
Hand truck brake application system
MAGLINE INC16 citations73
US5632592AMay 27, 1997
Extensor wing latch mechanism for a two-wheeled hand truck
MAGLINE INC6 citations73
US5518356AMay 21, 1996
Extensor wing latch mechanism for a two-wheeled hand truck
MAGLINE INC14 citations73
US7422221B2Sep 9, 2008
Transport cart system and method of its manufacture and operation
MAGLINE INC0 citations51