Vtg Charles Parker Co Patent Jan 4 1887 6" Spring Caliper Machinist Tool Antique
Up for sale is a vintage Charles Parker Co. 6-inch inside spring transfer caliper. This antique machinist hand tool features a quick-adjusting thumb screw and clean, legible manufacturer stampings on both legs (C. P. & CO. on one leg and PAT. JAN. 4, 1887 on the other).
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Manufacturer: The Charles Parker Company (Meriden, Conn.)
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Patent Date: January 4, 1887
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Overall Length: Approx. 6 inches
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Condition: Solid vintage condition with natural age patina, light surface wear, and firm tension. Smooth adjusting mechanism. Please review photos for exact cosmetic detail.
Great addition to any antique hand tool collection or active machinist shop.