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The ornamental design for a portable acoustic coupler, as shown and described. |
FIG. 1 is a front elevational view of a portable acoustic coupler showing our new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a right side elevational view thereof; and,
FIG. 7 is a perspective view thereof.
Kawai, Hideki, Inukai, Yoshinori, Yoshihara, Tsutomu, Matsuda, Yoshiyuki
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jun 23 1992 | KAWAI, HIDEKI | Canon Kabushiki Kaisha | ASSIGNMENT OF ASSIGNORS INTEREST | 006204 | /0837 | |
Jun 23 1992 | INUKAI, YOSHINORI | Canon Kabushiki Kaisha | ASSIGNMENT OF ASSIGNORS INTEREST | 006204 | /0837 | |
Jun 23 1992 | YOSHIHARA, TSUTOMU | Canon Kabushiki Kaisha | ASSIGNMENT OF ASSIGNORS INTEREST | 006204 | /0837 | |
Jun 23 1992 | MATSUDA, YOSHIYUKI | Canon Kabushiki Kaisha | ASSIGNMENT OF ASSIGNORS INTEREST | 006204 | /0837 | |
Jul 06 1992 | Canon Kabushiki Kaisha | (assignment on the face of the patent) | / |
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