COMPANY MANE ROCVENT INC STATE 加拿大 PROCUREMENT OF PRODUCTS 大型机械及设备 COMPANY MANE ROCVENT INC CONTACT GROUP Bernt Ivarsson PHONE 001 705 6925854 FAX 001 705 6929044 ADDRESS "PO Box 1120 Copper Cliff,Ontario" ZIP P0M 1N0 EMAIL bernt@rocvent.com WEBSITE http://www.rocvent