(Tokyo) - Products & Services. Design & Construction:Prestressed concrete superestructures,prestressed concrete tanks and a full array of other prestressed concrete work Manufacturing & sales:Prestressed concrete bridge girders, prestressed concrete sleepers,track slabs and prestressed concrete salbs (highway-brige, railway-brige, ladder-sleeper, elastic-sleeper, linear-guideway, ladder, elastic, sleeper, linear, guideway)
(Tokyo) - unitec (unitec)
(Hyogo) -(2002) Tanaka's HomePage (Ladder)
(Osaka) -(2001) Accessories indispensable to forestry are sold. Introduction of the product chosen for the professional. (Forestry, Ryuta, tomoe, Rockey, ladder, Super, step, Edauchi, Pole, Tree-climbing)
(Chiba) -(2000) ISHIHARA-Chains production, such as Sasche-chain, Ladder-chain and other special design chains. \ (chain, Ishihara-chain, Sasche-chain, Ladder-chain)
(Tokyo) -(2000) OneChip-Micon( PIC Z80 H8 )can be used just as a Seqencer by Software-Sequencer named RENRI (sequencer, MicroChip, onechip, mechatro, relay, ladder, sequence, automation, programmable-controller, PLC)
(Saitama) -(2000) about engineering and construction. (japansteels, superladder, quickladder, ladder, walkway, uratoraman, superbox, guard, engineer, steels)