Title:
SPRING BIASED PROJECTING DEVICE
Document Type and Number:
United States Patent 3509863
Inventors:
Barker, Floyd D.
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Publication Date:
05/05/1970
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Assignee:
Floyd, Barker D.
Primary Class:
Other Classes:
124/41.100, 124/35.100, 124/31
International Classes:
F41B7/00; F41B7/00
US Patent References:
| 3028851 | Spring operated cross bow |