Patent
   D630327
Priority
Dec 17 2009
Filed
Dec 17 2009
Issued
Jan 04 2011
Expiry
Jan 04 2025
Assg.orig
Entity
unknown
5
47
n/a
The ornamental design for a systematic displacement screw, as shown and described.

FIG. 1 is a perspective view of a systematic displacement screw showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a sectional view taken along the lines 33 of FIG. 2;

FIG. 4 is a bottom plan view thereof taken along the lines 44 of FIG. 2; and,

FIG. 5 is a top plan view thereof.

Rinner, James A.

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