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- Murphy, Henry George
Country City London
Symbol bird, cartouche, frame, octagon
Shape cartouche, frame, octagon
Era (1884-1939) e.1913
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- Murphy, Inc., John B.
Country City New York NY
Symbol cartouche, circle, frame
Shape circle, frame
Era c.1922
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- Murrle Bennet & Co.
Country Era 1884-c.1914
Symbol cartouche, frame, rectangle
Shape cartouche, frame, rectangle
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- Musikant, Max
Country Era 1867-1922
Symbol cartouche, frame, oval, v clipped
Shape cartouche, frame, oval, v clipped
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- Musil, Franz
Country Era 1867-1922
Symbol cartouche, frame, oval
Shape cartouche, frame, oval
-
- Musil, Otto
Country Era 1867-1922
Symbol cartouche, frame, oval
Shape cartouche, frame, oval
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- Mussells Co., H.C.
Country City Oakland CA
Era c.1950
-
- Myers Co., S.F.
Country City New York NY
Symbol circle, crescent, globe, moon, star
Shape circle, star
Era c.1896, c.1922
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- Myers, Alonzo W.
Country City Brooklyn NY
Era c.1922
-
- Novelty Co., M. & G.
Country City Attleboro MA
Era c.1922
-
- Peacock Stone & Markham
Country City Providence RI
Era c.1915
-
- Powers & Mayer Mfg. Corp.
Country City New York NY
Symbol cartouche, diamond, frame, kite, laurel, lozenge, ribbon, wreath
Shape cartouche, diamond, frame, kite, lozenge
Era c.1896, c.1915, c.1934
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- Rothman & Meyer
Country City Philadelphia PA
Symbol banner
Era c.1934
-
- Roy & Minahan
Country City Providence RI
Symbol cartouche, circle, diamond, frame, lozenge, rhombus, square
Shape cartouche, circle, diamond, frame, lozenge, rhombus, square
Era c.1915, c.1986
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- Schmitz Moore & Co.
Country City Newark NJ
Symbol arrow
Era c.1915
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- Scofield, Melcher & Scofield
Country City Plainville MA
Era c.1896
