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Straza Enterprises, Ltd.
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El Cajon, CA, US
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last 30 patents
Information
Patent Grant
Method and apparatus for making rectangular corrugated expansion jo...
Patent number
4,052,948
Issue date
Oct 11, 1977
Straza Enterprises, Ltd.
George Thomas Straza
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Bellows forming apparatus
Patent number
3,952,575
Issue date
Apr 27, 1976
Straza Enterprises Ltd.
George T. Straza
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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