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- Colpa, H.
Country City Boskoop
Symbol cartouche, frame, hexagon
Shape cartouche, frame, hexagon
Era early 20th century
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- Hagerstrom & Chapman Co.
Country City Newark NJ
Era c.1915
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- Hauptmann & Cie.
Country Era 1867-1922
Symbol cartouche, frame, rectangle
Shape cartouche, frame, rectangle
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- Heller & Co.
Country City Providence RI
Era c.1922, c.1950
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- Hemming Mfg Co., The
Country City Montreal QC
Era c.1915
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- Hénin et Cie
Country Era fl.c.1930
Symbol cartouche, diamond, frame, lozenge, rhombus, star
Shape cartouche, diamond, frame, lozenge, rhombus, star
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- Howard & Cockshaw
Country City New York NY
Era c.1915
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- Lederer Co., S.&B.
Country City Providence RI
Symbol animal, asterisk *, bird, eagle, obelisk, swivel hook, wings
Era c.1896, c.1915, c.1934
