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The ornamental design for isometric exercise apparatus, as shown. |
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FIG. 1 is a perspective view of an isometric exercise apparatus;
FIG. 2 is a side view of the isometric exercise apparatus of FIG. 1;
FIG. 3 is a front view of the isometric exercise apparatus of FIG. 1;
FIG. 4 is a rear view of the isometric exercise apparatus of FIG. 1;
FIG. 5 is a top plan view of the isometric exercise apparatus of FIG. 1; and,
FIG. 6 is a bottom plan view of the isometric exercise apparatus of FIG. 1.
Smyser, Michael A., Ferguson, David W.
| Patent | Priority | Assignee | Title |
| D547399, | Nov 03 2005 | CARDIOGRIP IPH, INC ; CARDIOGRIP IHP, INC | Isometric exercise apparatus |
| D683804, | Jul 06 2012 | Hand grip |
| Patent | Priority | Assignee | Title |
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| 4553746, | Aug 19 1983 | LEE, VALERIE HOLDEMAN, 6914 EAST CONTINENTAL MOUNTAIN DRIVE CAVE CREEK, AZ 85331; LEE, WILLIAM MATTHIAS , 6914 EAST CONTINENTAL MOUNTAIN DRIVE, CAVE CREEK, AZ 85331; SCHAFFER, ARLEEN A , 7655 EAST PARADISE DRIVE, SCOTTSDALE, AZ 85260; SCHAFFNER, DONALD L , 7655 EAST PARADISE DRIVE, SCOTTSDALE, AZ 85260 | Hand exerciser |
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Mar 05 1998 | SMYSER, MICHAEL A | MD Systems | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 009032 | /0291 | |
| Mar 06 1998 | MD Systems | (assignment on the face of the patent) | / | |||
| Mar 06 1998 | FERGUSON, DAVID W | MD Systems | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 009032 | /0291 | |
| Oct 26 2004 | General Electric Capital Corporation | IZZO GOLF INC | DISCHARGE OF SECURITY INTEREST | 016283 | /0705 | |
| Jan 24 2005 | MD SYSTEMS, INC | CARDIOGRIP IPH, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 015797 | /0387 |
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