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 ' - see our Sales Policies (link below) for any shipping charges
Please quote Item # bug57 in your email
|
|
|
|
 |
 |
 |
 |
 |
 |
 |
 |
All materials on this site (including patent and vintage advert reproductions) are covered by the provisions of the Copyright Act, by other laws, policies, regulations, and by international agreements.
Such provisions prohibit reproduction of materials without written permission from N&N Vintage Costume Jewelry |
none | none | none | none | none | none | none | none |
|
|