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- Capron Co.
Country City Providence RI
Symbol animal, banner, bird, creature, crest, eagle, griffin, lion, shield
Shape crest, shield
Era c.1896, c.1915
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- Carence Crafters
Country City Chicago IL
Symbol cartouche, frame, square
Shape cartouche, frame, square
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- Carrera y Carrera
Country Era e.1885
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- Casse & Co., Inc., Alfred J.
Country City New York NY
Era c.1922
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- Castellani
Country City London, Rome
Symbol cartouche, diamond, frame, rectangle
Shape cartouche, diamond, frame, rectangle, rhombus
Era e. c.1816
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- Child and Child
Country City London
Symbol flower
Era 1880-1916
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- Clark & Coombs Co.
Country City Providence RI
Symbol arrow, frame, triangle
Shape frame, triangle
Era c.1934 c.1950, c.1943
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- Clark Ring Co.
Country City Buffalo NY
Era c.1950, c.1943
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- Conley Co.
Country City Spokane WA
Era c.1950
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- Curtman Co. Inc.
Country City Providence RI
Symbol circle, hand, ribbon
Shape circle
Era c.1950, c.1943
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- Czech, Carl
Country Era 1867-1922
Symbol cartouche, frame, rectangle
Shape cartouche, frame, rectangle
