Inventor
KING JOHN A
7 patents
⚠️ This page may combine multiple inventors who share the name “KING JOHN A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ESSEX GROUP
3 patentsUS4017694AApr 12, 1977
Method for making loudspeaker with magnetic fluid enveloping the voice coil
ESSEX GROUP71 citations94
US4068103AJan 10, 1978
Loudspeaker solderless connector system and method of setting correct pigtail length
ESSEX GROUP43 citations86
US4191865AMar 4, 1980
Loudspeaker padring and method of making the same
ESSEX GROUP9 citations65