David C. McHenry Jr.

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Stone Mountain, GA, US

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Patents Grantslast 30 patents

Information Patent Grant
Automatic feeding system for helically formed binding elements
- Patent number 6,042,320
- Issue date Mar 28, 2000
- Unicoil, Inc.
- David C. McHenry
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Apparatus for cutting and crimping coil
- Patent number 5,823,233
- Issue date Oct 20, 1998
- Unicoil, Inc.
- David C. McHenry
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Curly cord automatic binding tie
- Patent number 5,515,580
- Issue date May 14, 1996
- Kurly Tie Company
- David C. McHenry
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Device and method for forming the S-video record enable I.D. hole i...
- Patent number 5,375,949
- Issue date Dec 27, 1994
- David C. McHenry
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
HELICAL COIL FASTENER AND METHOD
- Publication number 20180094659
- Publication date Apr 5, 2018
- David Christie McHenry
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...