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- Capp Co., The T.W.
Country City Toronto ON
Symbol banner, cap, hat
Era c.1915
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- Hope MFG. Co.
Country City Providence RI
Era c.1922
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- Horwitz Co., H.
Country City Chicago IL
Symbol banner, cartouche, diamond, frame, lozenge, rhombus
Shape cartouche, diamond, frame, lozenge, rhombus
Era c.1934
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- Raff & Sons, B.
Country City New York NY
Symbol cartouche, circle, frame
Shape cartouche, circle, frame
Era c.1934
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- Steinau Jewelry Co.
Country City Cincinnati OH
Symbol banner
Era c.1896
