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The ornamental design for a microparticle filter, as shown and described.
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FIG. 1 is a front view of our new design for a microparticle filter;
FIG. 2 is a left side view thereof;
FIG. 3 is a right side view thereof;
FIG. 4 is a plan view thereof;
FIG. 5 is a bottom view thereof; and,
FIG. 6 is a cross-section view of the microparticle filter shown in FIG. 4 taken along a line A--A' shown in FIG. 4.
Sakamoto, Kazuya, Ueda, Yoshiro
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jun 05 2003 | SAKAMOTO, KAZUYA | NIKKISO CO LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 014182 | /0823 | |
Jun 06 2003 | UEDA, YOSHIRO | NIKKISO CO LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 014182 | /0823 | |
Jun 13 2003 | NIKKISO CO., LTD. | (assignment on the face of the patent) | / |
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