Material: bone
Manufacture and Distributor: The Boye Needle Company, Chicago, IL
Patent: US patent 2,635,444 issued 1953 April 21 for hook shape
GEM Trademark: US trademark 348,058 1934
See article GEM Crochet Hooks
![](https://lacebuttons.com/wp-content/uploads/2020/04/bone-GEM-cabinet-1000-px.jpg)
![](https://lacebuttons.com/wp-content/uploads/2020/04/bone-GEM.jpg)
Material: bone
Manufacture and Distributor: The Boye Needle Company, Chicago, IL
Patent: US patent 2,635,444 issued 1953 April 21 for hook shape
GEM Trademark: US trademark 348,058 1934
See article GEM Crochet Hooks