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- Osterkorn, Alois
Country Era 1867-1922
Symbol cartouche, frame, rectangle
Shape cartouche, frame, rectangle
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- Østern, Bjørn Sigurd
Country Symbol cartouche, frame, rectangle
Shape cartouche, frame, rectangle
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- Österreicher, Moriz
Country Era 1867-1922
Symbol cartouche, frame, rectangle, v clipped
Shape cartouche, frame, rectangle, v clipped
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- Osterweil, Leon
Country Era 1867-1922
Symbol cartouche, frame, octagon, rectangle
Shape cartouche, frame, octagon, rectangle
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- Osthues, Klaus
Country Era (1923 – )
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- Ostier Inc.
Country City New York NY
Symbol cartouche, diamond, frame, kite, lozenge
Shape cartouche, diamond, frame, kite, lozenge
Era c.1938-1969
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- Ostrow & Samit
Country City New York NY
Era c.1931, c.1943
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- Oswald, Rudolf
Country Era 1867-1922
Symbol cartouche, frame, rectangle
Shape cartouche, frame, rectangle
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-
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- Ott, Franziska
Country Era 1867-1922
Symbol cartouche, frame, octagon, rectangle
Shape cartouche, frame, octagon, rectangle
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- Otterspoor, A.
Country City Rotterdam
Symbol cartouche, cross, frame
Shape cartouche, cross, frame
Era early 20th century
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- Otypka, Anton
Country Era 1867-1922
Symbol cartouche, frame, oval, v clipped
Shape cartouche, frame, oval, v clipped
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- Oude, L.G. den
Country City Dordrecht
Symbol cartouche, cross, frame
Shape cartouche, cross, frame
Era early 20th century
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- Ouendag, H.W.
Country City Amsterdam
Symbol cartouche, frame, hexagon
Shape cartouche, frame, hexagon
Era early 20th century
