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The ornamental design for a rail spike unit, as shown. |
FIG. 1 is a front perspective view of a rail spike unit showing our new design;
FIG. 2 is a rear perspective view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is an enlarged fragmentary sectional view taken along line 5--5 on FIG. 3;
FIG. 6 is a right side elevational view thereof;
FIG. 7 is a top plan view thereof;
FIG. 8 is a front elevational view thereof;
FIG. 9 is a rear elevational view thereof;
FIG. 10 is an enlarged sectional view taken in the direction of the arrows on line 10--10 in FIG. 9;
FIG. 11 is an enlarged sectional view taken in the direction of the arrows on line 11--11 of FIG. 9;
FIG. 12 is an enlarged fragmentary sectional view taken along line 12--12 of FIGS. 3, 8 and 9.
Young, Hartley F., Calusinski, Richard R.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Mar 15 1985 | YOUNG, HARTLEY F | Ralph McKay Limited | ASSIGNMENT OF ASSIGNORS INTEREST | 004410 | /0123 | |
Mar 25 1985 | YOUNG, HARTLEY F | Ralph McKay Limited | ASSIGNMENT OF ASSIGNORS INTEREST | 004410 | /0122 | |
Mar 25 1985 | CALUSINSKI, RICHARD R | Ralph McKay Limited | ASSIGNMENT OF ASSIGNORS INTEREST | 004410 | /0122 | |
May 06 1985 | Ralph McKay Limited | (assignment on the face of the patent) | / | |||
Feb 24 1989 | Ralph McKay Limited | MCKAY AUSTRALIA LTD | CHANGE OF NAME SEE DOCUMENT FOR DETAILS EFFECTIVE ON 12 06 1988 | 006238 | /0413 | |
Sep 10 1991 | MCKAY AUSTRALIA LIMITED RECEIVERS AND MANAGERS APPOINTED | Pandrol Canada Limited | ASSIGNMENT OF ASSIGNORS INTEREST | 006426 | /0001 | |
Sep 10 1991 | RALPH MCKAY CANADA LTD A CORP OF CANADA | Pandrol Canada Limited | ASSIGNMENT OF ASSIGNORS INTEREST | 006426 | /0001 | |
Feb 18 1999 | PANDROL INTERNATIONAL LIMITED | Pandrol Limited | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 009958 | /0470 |
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