20 modular container systems comprised of plastic storage containers for commercial or industrial use, stack and nest storage containers for commercial or industrial use, transport containers, foldable containers, bulk containers, rigid pallet containers, packing containers in the nature of small load carriers and large load carriers, boxes, cases, pallet boxes, pallets, handling pallets, loading pallets, transport pallets, modular pallet systems comprised of non-metal pallets, crates, bottle crates, trays, rigid plastic trays for packaging, rigid plastic trays for trans-port, and fittings for the aforesaid goods, namely, lids, covering plates, pallet runners, bulk accessories, dollies, pails; all sold together as a unit