Only engineers and scientists old enough to have been in college before say 1976 and the commercialization of the pocket calculator by HPÂ and TI will appreciate the beauty of this Economic Order Quantity Slide Rule.
Only engineers and scientists old enough to have been in college before say 1976 and the commercialization of the pocket calculator by HPÂ and TI will appreciate the beauty of this Economic Order Quantity Slide Rule.
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