Inventor
SMITH LOUIS W
US8 patents
⚠️ This page may combine multiple inventors who share the name “SMITH LOUIS W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GTE COMMUNICATION SYST
3 patentsUS4612419ASep 16, 1986
Toll restriction circuit for an electronic telephone station
GTE COMMUNICATION SYST28 citations91
US4585908AApr 29, 1986
Data entry and display control circuit
GTE COMMUNICATION SYST52 citations91
US4603236AJul 29, 1986
Secretarial answering system with distributed processing
GTE COMMUNICATION SYST10 citations69
GTE BUSINESS COMM SYST
3 patentsUS4567324AJan 28, 1986
Secretarial telephone station for use with a secretarial answering system
GTE BUSINESS COMM SYST9 citations69
US4574165AMar 4, 1986
Secretarial answering system
GTE BUSINESS COMM SYST6 citations58
US4536620AAug 20, 1985
Master unlock circuit for an electronic telephone
GTE BUSINESS COMM SYST5 citations57