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- Belperron, Suzanne
Country City Paris
Symbol cartouche, fleur de lis, frame, lozenge, rhombus
Shape cartouche, frame, lozenge, rhombus
Era (1900 – 1983)
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- Dideriks, G
Country City Rotterdam
Symbol cartouche, cross, frame
Shape cartouche, cross, frame
Era early 20th century
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- Dorwig, George
Country City Baltimore
Symbol cartouche, frame, oval, rectangle
Shape cartouche, frame, oval, rectangle
Era c.1773
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- Grand-Douglas Inc.
Country City New York NY
Shape triangle
Symbol banner, flag, pennant, triangle
Era c.1934