Inventor

PATRICIA JOHN

US4 patents

⚠️ This page may combine multiple inventors who share the name “PATRICIA JOHN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SINGER CO

3 patents

US4428316AJan 31, 1984

Feed system for a sewing machine

SINGER CO2 citations59

US4582008AApr 15, 1986

Timing arrangement for a sewing machine

SINGER CO4 citations58

US4444139AApr 24, 1984

Arrangement for securing in a slide plate hold-down spring in a sewing machine bed

SINGER CO0 citations49

SINER COMPANY

1 patent

US4423912AJan 3, 1984

Arrangement for mounting a convertible bed sewing machine in a flat bed cabinet

SINER COMPANY1 citations40