A Brief History of the Micrometer Part IV: Rise of "Made in Japan"

This article is based on an original publication by Mitutoyo.

Hardships During and After the War

During World War II and for a time thereafter, micrometer production was met with its share of difficulty. Although manufacturers were required to produce the necessary high-accuracy war materials including guns, ammunition, battleships, tanks and airplanes, the demand for micrometers was far higher than the supply.

At the same time, ABCD-line allies had ceased shipment of the necessary building materials, contributing to the short supply that was already problematic to the metalworking industry. Trained workers and skilled engineers had gone to war, leaving behind only unqualified labor.


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