1995-03-12|Discovery Challenge
01 | Title
- Ellipsoidal Squirrel-Free Bird Feeder
02 | Description of the Invention
- Feature
- Simplicity
- Provide no grip by squirrels
- Opening for birds to be too small for squirrels
- Component
- Teflon-coated 2-part ellipsoid with 3 circular holes
- Vertical bar
- Diagram
Donation
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[Credit]
- Copyright © 1995 by HyperInfo Canada Inc.
- All rights reserved.
- Produced in Canada.
- ISBN 0-929105-04-4
- 2004-04-02T03:18:56,0
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