AMCO Constructions was created in 2002.
AMCO Burglar Alarm Company was created in 1995.
Hyosung Constructions was created in 1977.
Hanwha Constructions was created in 1962.
Shinsung Constructions was created in 1952.
Dae-A Constructions was created in 1970.
Yooseung Constructions was created in 1985.
Sankang Constructions was created in 1990.
Haejoong Constructions was created in 1997.
Kyeongnam Constructions Company was created in 1951.
Constructions Aéronautiques du Béarn was created in 1948.
AMCO is the company that manufactured the piece of jewelry. The 14K represents the carat weight of the gold. The GF stands for gold filled. AMCO went out of business in 1970.
Ateliers de Constructions Mécaniques de Vevey was created in 1895.