Alfred John Zenger

Follow

Person

Montville, NJ, US

People

Patents Grantslast 30 patents

Information Patent Grant
Programmable sewing machine
- Patent number 4,104,976
- Issue date Aug 8, 1978
- The Singer Company
- John V. Landau
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Programmable sewing machine operable in a plurality of modes
- Patent number 4,100,865
- Issue date Jul 18, 1978
- The Singer Company
- John Vernon Landau
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Sewing machine stitch regulating mechanisms
- Patent number 4,095,540
- Issue date Jun 20, 1978
- The Singer Company
- Kenneth Francis Kaltenbach
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Automatic stitching by programmable sewing machine
- Patent number 4,092,937
- Issue date Jun 6, 1978
- The Singer Company
- John Vernon Landau
- D05 - SEWING EMBROIDERING TUFTING