Sargent Automatic Time Lock for Vault Doors Patent Print
Patent No. US165370 · 1875
Invented by James Sargent

Vintage 1875 patent drawing of the sargent automatic time lock for vault doors by James Sargent. Museum-quality archival giclée print.
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About This Print
Vintage 1875 patent drawing of the sargent automatic time lock for vault doors by James Sargent. Museum-quality archival giclée print.
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