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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Cohen; William
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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