RARE Antique Early 1900's Keuffel & Esser Co. Polyphase Slide Rule With Original
4.6 (32 items)
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Product details
| Management number | 18096604 | Release Date | 2025/11/30 | List Price | $171.00 | Model Number | 18096604 | ||
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This vintage Keuffel & Esser Co. Polyphase Slide Rule is a collector's item, complete with its original case. Ideal for antique enthusiasts and engineers.<br><br>More information: https://www.mccoys-kecatalogs.com/KECollection/4053/ke4053_1.htm<br><br>• Keuffel & Esser Co. brand<br>• Polyphase Slide Rule model<br>• Comes with original case<br>• Wooden construction with measurement details<br>• Collector's item<br><br>Case shows signs of wear and tear; edges are frayed and color is fading.<br><br>Features:<br> • Made in USA<br><br>Excellent antique condition
Automotive Lighting Accessories
100 years or older
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