-
2015
- Jan. 18
- Ulsan Regional Office of Oceans and Fisheries affiliated with Ministry of Ocean and Fisheries.
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2013
- Mar. 23
- Ulsan Regional Ocean and Port Administration affiliated with Ministry of Ocean and Fisheries.
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2008
- Feb. 29
- Ulsan Regional Ocean and Port Administration affiliated with Ministry of Land, Transport and Maritime Affairs.
-
1997
-
1997
- Feb. 29
- Ulsan Regional Office of Oceans and Fisheries affiliated with Ministry of Ocean and Fisheries.
-
1996
- Dec. 16
- Ulsan Regional Maritime and Port Administration affiliated with Ministry of Maritime Affairs and Fisheries.
-
1977
- Mar. 13
- Ulsan Regional Office of Oceans and Fisheries affiliated with Ministry of Ocean and Fisheries.
-
1976
- Jan. 18.
- Ulsan Regional Port Administration, Port Administration affiliated with Ministry of Transportation.
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1973
- Jun. 25
- Ulsan Port Administration affiliated with Ministry of Transportation.
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1972
- Sep. 8
- Ulsan Regional Transportation Bureau affiliated with Ministry of Transportation.
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1964
- Apr. 20
- Ulsan Sub-Branch, Busan Regional Marine Transport Bureau affiliated with Ministry of Transportation.
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1963
- Sep. 25
- Ulsan Port opens.
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1955
- Dec. 12
- Bangeojin District Office established under the Busan Regional Office of Marine Affairs