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- Brenner, Morris M.
Country City New York NY
Symbol cartouche, diamond, frame, lozenge, rhombus
Shape cartouche, diamond, frame, lozenge, rhombus
Era c.1922
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- Macomber Mfg. Co.
Country City Providence RI
Symbol heart
Shape heart
Era c.1915
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- Mauerböck, Matthias
Country Era 1867-1922
Symbol cartouche, frame, rectangle, v clipped
Shape cartouche, frame, rectangle, v clipped
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- Mayer, Michael
Country Era 1867-1922
Symbol cartouche, frame, octagon, rectangle
Shape cartouche, frame, octagon, rectangle
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- Metzler Mfg. Co. Inc.
Country City Newark NJ
Era c.1950
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- Möller, Maximilian
Country Era 1867-1922
Symbol cartouche, frame, rectangle, v clipped
Shape cartouche, frame, rectangle, v clipped
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- Monasch, M.
Country City Amsterdam
Symbol cartouche, frame
Shape cartouche, frame
Era early 20th century
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- Muliar, Moische L.
Country Era 1867-1922
Symbol cartouche, frame, rectangle, v clipped
Shape cartouche, frame, rectangle, v clipped
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- Musikant, Max
Country Era 1867-1922
Symbol cartouche, frame, oval, v clipped
Shape cartouche, frame, oval, v clipped