May Township, Washington County, MN, US
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Patent Grant
Minnesota Mining and Manufacturing Company
James G. Berg
A44 - HABERDASHERY JEWELLERY
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Patent Grant
Minnestoa Mining and Manufacturing Company
David R. Gagnon
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Patent Grant
Minnesota Mining and Manufacturing Company
Timothy L. Hoopman
428 - Stock material or miscellaneous articles
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Patent Grant
Minnesota Mining and Manufacturing Company
Timothy L. Hoopman
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patent Grant
Minnesota Mining and Manufacturing Company
Timothy L. Hoopman
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Patent Grant
Minnesota Mining and Manufacturing Company
Timothy L. Hoopman
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
