Patent Assignment Abstract of Title
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Total Assignments:
2
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Patent #:
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Issue Dt:
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06/15/1993
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Application #:
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07841387
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Filing Dt:
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02/25/1992
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Inventor:
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ANTHONY G. EHRLICH
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Title:
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SINGLE-ELEMENT CODED ALTERNATING CURRENT RAILWAY TRACK CIRCUIT HAVING DOUBLE-ELEMENT, PHASE-SELECTIVE CAPABILITY
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| P.O. BOX 420 |
| PITTSBURGH, PENNSYLVANIA P.O. BOX 420 |
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| BUCHANAN INGERSOLL |
| CRAIG N. KILLEN |
| 600 GRANT ST., 58TH FLOOR |
| PITTSBURGH, PA 15219 |
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Assignment:
2
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CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
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| 1000 TECHNOLOGY DRIVE |
| PITTSBURGH, PENNSYLVANIA 15219-3120 |
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| DAVID V. RADACK, ESQUIRE |
| ECKERT SEAMANS CHERIN & MELLOTT, LLC |
| 600 GRANT STREET, 44TH FLOOR |
| PITTSBURGH, PA 15219 |
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