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- Albert & Seifert Co., The
Country City Cincinnati OH
Symbol caduceus, man, mercury, people, snake, wings
Era c.1934
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- Mercury Ring Corporation
Country City New York NY
Symbol cartouche, circle, frame, helmet, mercury, people, profile, wings
Shape cartouche, circle, frame
Era c.1950
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- Meyen, H. & Co.
Country City Berlin
Symbol crown, face, head, helmet, mercury, people, profile, wings
Era mid 19th-mid 20th cen.