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M. G. H. Automation Systems Patents |
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Assignee: M. G. H. Automation Systems
Address: Ichud, IL
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4889076 |
Nest trap for laying hens |
December 26, 1989 |
| A trap for a laying hens nest movable by the hen when entering the nest to a closed position obstructing the front entrance to prevent another hen from entering, and when leaving the nest to an open position to permit another hen to enter the nest. The trap is pivotably mounted to an |
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