Patent
   D253689
Priority
May 12 1977
Filed
May 12 1977
Issued
Dec 18 1979
Expiry
Dec 18 1993
Assg.orig
Entity
unknown
4
2
n/a
The ornamental design for a micrometer head, as shown.

FIG. 1 is a front elevational view of a micrometer head showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is an inverted rear elevational view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof.

Tanada, Tetsunori

Patent Priority Assignee Title
D257011, Oct 08 1978 Mitutoyo Mfg. Co., Ltd. Inside micrometer
D263809, Oct 11 1979 Mitutoyo Mfg. Co., Ltd. Micrometer
D301987, Jul 15 1986 Equipment Development Company, Inc. Cutting blade wear guage
D670585, Apr 15 2011 Mitutoyo Corporation Inside diameter measurement tool
Patent Priority Assignee Title
2691224,
224442,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 12 1977Mitutoyo Manufacturing Company, Ltd.(assignment on the face of the patent)
Mar 19 2010Sweda Company, LLCPNC Bank, National AssociationSECURITY AGREEMENT0241700186 pdf
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