Costume Jewelry Collectors
Presents
an original publication by RCJ and Dorothea Stringfield
Jewelry Patents 1930 – 1939
Dotty’s friend Mary Walden-Till of the UK is responsible for these pages of utility patents. Her dedication in searching the US patent website and willingness to share her findings is greatly appreciated.
Definitions:
![]() Vance 1,756,041 Bracelet/Brooch 1930 |
![]() Lampl 1,771,129 Necklace/Brooch 1930 |
![]() Anderson 1,779,957 Brooch clasp 1930 |
![]() Sulgar 1,797,703 Bar Pin/Choker 1931 |
![]() Carlson 1,873,543 Hairpin 1932 |
![]() Vidal 1,911,935 Fastener for Cartier 1933 |
![]() Haage 1,931,437 Jewelry Clasp 1933 (Powers and Mayer) |
![]() Morehouse1,967,965 Clip 1934 |
![]() Barmache 1,971,152 Clasp 1934 |
![]() Frink 1,986,803 Clip Brooch 1935 |
![]() Placco 2,012,401 for Coro 1935 |
![]() Placco 2,021,200 Clasp for Coro 1935 |
![]() Candas 2,038,343 Brooch/Clip 1936 |
![]() Johnson 2,039,225 Clasp 1936 |
![]() Placco 2,059,276 for Coro 1936 |
![]() Hurewitz 2,059,582 Clasp 1936 |
![]() Hurewitz 2,059,582 Clasp 1936 |
![]() Levy 2,065,903 Scarf Holder 1936 |
![]() Farnham2,066,969 Safety Clasp 1937 |
![]() Placco 2,080,060 for Coro 1937 |
![]() Sheer 2,085,548 Pin Clip 1937 |
![]() Adelsberger 2,085,723 Double Clip bracelet 1937 |
![]() Placco 2,087,331 Brooch for Coro1937 |
![]() Placco 2,096,133 Clip pin for Coro 1937 |
![]() Tavani 2,100,554 Brooch/Clip 1937 |
![]() Graillat 2,102,411 Flower holder 1937 |
![]() Tuchband 2,109,759 Clasp 1938 |
![]() Katz 2,112,779 Brooch 1938 |
![]() Placco 2,117,823 1938 |
![]() Mantz 2,118,411 Clasp 1938 |
![]() Bayardi 2,118,639 Clip/Brooch 1938 |
![]() Pulver 2,128,319 Separable Brooch 1938 |
![]() Hirsch 2,140,262 Du Jay, 1938 Clipbrooch |
![]() Placco 2,140,594 for Coro 1938 |
![]() Huppert 2,145,224 Clip 1939 Delamere Co Inc. |
![]() Louis Mazer 2,153,022 1939 |
![]() Darvie 2,169,461 1939 Page 1 |
![]() Darvie 2,169,461 1939 Page 2 |
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All RCJ publications and pages were created by Dotty Stringfield