Mark A. Froning

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Arden, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
Spiral duct ovalizer
- Patent number 6,000,260
- Issue date Dec 14, 1999
- Price; Miller S.
- Miller S. Price
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Integral ductwork diffuser
- Publication number 20020139160
- Publication date Oct 3, 2002
- Ovalformer LLC
- Miller S. Price
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Machine for producing spiral seamed pipe
- Publication number 20020100304
- Publication date Aug 1, 2002
- Ovalformer LLC
- Miller S. Price
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Curling device for forming circular and other flanged shaped connec...
- Publication number 20020094233
- Publication date Jul 18, 2002
- Ovalformer LLC
- Miller S. Price
- F24 - HEATING RANGES VENTILATING
Information Patent Application
HVAC flange and flange machine
- Publication number 20020067950
- Publication date Jun 6, 2002
- Miller S. Price
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Angled ductwork fittings, flexible fitting machine and methods of m...
- Publication number 20010029764
- Publication date Oct 18, 2001
- Miller S. Price
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...