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The ornamental design for a tube squaring machine, as shown and described. |
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FIG. 1 is a right side elevation of a tube squaring machine showing my new design;
FIG. 2 is a left side view thereof;
FIG. 3 is a top view thereof;
FIG. 4 is a bottom view thereof;
FIG. 5 is a right end view thereof; and,
FIG. 6 is a left end view thereof.
Place, Brent, Ricci, Donato L.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Nov 12 1999 | PLACE, BRENT | RICCI,DONATO L | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 010397 | /0048 | |
| Nov 22 1999 | Donato L., Ricci | (assignment on the face of the patent) | / | |||
| Apr 21 2006 | RICCI, DONATO L | D L RICCI CORP | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 019466 | /0180 | |
| Aug 30 2010 | D L RICCI CORP | HYDRATIGHT OPERATIONS, INC | MERGER SEE DOCUMENT FOR DETAILS | 025913 | /0067 |
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