Circa: Patented April 11,1972
Condition: Excellent
Size: Length - 10 inches, Width - 4 1/2 inches across top and bottom
Country of Origin: US
Manufacturer: Pioneer Plastics, Greenville, New Hampshire
The Patent # is D223,384 if you would like to look it up. This Celery Crisper is in like new condition and very much usable in your kitchen.The cap is really air tight! Free Shipping USA Domestic Priority Package (2-3 days).