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US Patent: 6,176,021
Micrometer
Patentees:
Hajime Sato (exact or similar names) - Kure, Japan
Kiyohiro Nakata (exact or similar names) - Kure, Japan
Chikashi Hamano (exact or similar names) - Kure, Japan
Toshihiko Mishima (exact or similar names) - Kure, Japan
Tohru Fujimitsu (exact or similar names) - Higashihiroshima, Japan

USPTO Classifications:
33/813, 33/831

Tool Categories:
metalworking tools : machinist tools : measuring tools : micrometers

Assignees:
Mitutoyo Corp. - Kawasaki, Japan

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Mar. 09, 1998
Granted: Jan. 23, 2001

Patent Pictures:
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