| 单词 | brown, joseph |
| 释义 | Brown, JosephBrown, Joseph (Rogers)(1810–76) inventor, engineer, manufacturer; born in Warren, R.I. He became a machinist in 1827 and set up a shop in 1831 to manufacture tools. In 1858 he began manufacture of sewing machines, forming a company in 1866. Brown invented milling and grinding machines, cutters, and he simplified the Vernier caliper (1852). |
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