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Caleb MacCallum Estabrooks
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Somerville, MA, US
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Patents Grants
last 30 patents
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Patent Grant
Razor blade unit
Patent number
9,227,331
Issue date
Jan 5, 2016
The Gillette Company
Andrew Vladimirovich Zhuk
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
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Patent Application
RAZOR BLADE UNIT
Publication number
20140123497
Publication date
May 8, 2014
The Gillette Company
Andrew V. Zhuk
B26 - HAND CUTTING TOOLS CUTTING SEVERING