Occasional Electronic Publication No. 1 - Society for Industrial ...
Occasional Electronic Publication No. 1 - Society for Industrial ...
Occasional Electronic Publication No. 1 - Society for Industrial ...
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Bowstring Configurations<br />
– Trusses<br />
John Junkins, Patent <strong>No</strong>. 32,480 (1861)<br />
David Hammond, Patent <strong>No</strong>. 56,043 (1866)<br />
Zenas King, Patent <strong>No</strong>. 58,266 (1866)<br />
Charles Horton, Patent <strong>No</strong>. 595,629 (1897)<br />
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