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- Granat Bros
Country City San Francisco CA
Symbol fleur de lis
Era c.1922, e.1905 – c.1961, c.1943
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- Silbermann Kohn & Wallenstein Inc.
Country City New York NY
Symbol cartouche, diamond, frame, rhombus
Shape cartouche, diamond, frame, rhombus
Era c.1915, c.1934, c.1950, c.1943
