Duke Manufacturing Co.
 International Factory Authorized Service Agencies

AUSTRALIA BULGARIA CANADA CHILE CHINA ENGLAND/WALES GERMANY GUAM GUATEMALA HONG KONG HUNGARY INDIA IRISH REPUBLIC ISRAEL JAPAN KOREA MALAYSIA MALTA MEXICO NETHERLANDS NEW ZEALAND NORTHERN IRELAND PANAMA POLAND PORTUGAL PUERTO RICO RUSSIA SCOTLAND SINGAPORE SOUTH AFRICA SPAIN SWEDEN TAIWAN THAILAND VENEZUELA WEST INDIES