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The ornamental design for an eyepiece for gas masks, substantially as shown and described. |
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FIG. 1 is a rear perspective view of an eyepiece for gas masks showing my new design;
FIG. 2 is a front perspective view thereof;
FIG. 3 is a side view thereof.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| May 12 1982 | PRUEFER, ERWIN | AOCO LIMITED LIMITEE | ASSIGNMENT OF ASSIGNORS INTEREST | 004050 | /0067 | |
| Jun 04 1982 | Aoco Limited/Limitee | (assignment on the face of the patent) | / | |||
| May 27 1988 | American Optical Corporation | IRVING TRUST COMPANY | SECURITY INTEREST SEE DOCUMENT FOR DETAILS | 004918 | /0235 | |
| May 27 1988 | RADIAC ABRASIVES EAST INC | IRVING TRUST COMPANY | SECURITY INTEREST SEE DOCUMENT FOR DETAILS | 004918 | /0235 | |
| May 27 1988 | RADIAC ABRASIVES WEST INC | IRVING TRUST COMPANY | SECURITY INTEREST SEE DOCUMENT FOR DETAILS | 004918 | /0235 | |
| Apr 13 1990 | BANK OF NEW YORK, THE FORMERLY KNOWN AS IRVING TRUST COMPANY | American Optical Corporation | RELEASED BY SECURED PARTY SEE DOCUMENT FOR DETAILS | 005535 | /0035 | |
| Apr 13 1990 | BANK OF NEW YORK, THE FORMERLY KNOWN AS IRVING TRUST COMPANY | RADIAC ABRASIVES EAST INC | RELEASED BY SECURED PARTY SEE DOCUMENT FOR DETAILS | 005535 | /0035 | |
| Apr 13 1990 | BANK OF NEW YORK, THE FORMERLY KNOWN AS IRVING TRUST COMPANY | RADIAC ABRASIVES WEST INC | RELEASED BY SECURED PARTY SEE DOCUMENT FOR DETAILS | 005535 | /0035 |
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