Deco Gold and Silver Double Winged Butterfly Screw Back Earrings
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Deco Gold and Silver Double Winged Butterfly Screw Back Earrings
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Description: gold and rhodium plated base metal, rhinestones
Marked: Pat 1649187
Reference: Part of a series advertised in 1943 - see matching pin and references there BUG61. Patent is for the 'safety back device' on the screw mechanism, granted to P. Reiter November 1927. US Utility patents were in force for 17 years (Brunialti, American Costume Jewelry - Art and Industry (2008) Vol 1, p 11).
••Reference Links - bug61
Condition: Excellent
Size: 1.125" x 1"
Price: US$275
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