WZ

Walter J. Zenner

TC Teletype Co.: 1 patents #20 of 58Top 35%
Overall (All Time): #1,680,393 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4539905 Dot matrix line printer and print element driver assembly therefor — 1985-09-10
4248147 Control system for dot matrix line printer using one print element per character — 1981-02-03
4208545 Secrecy system — 1980-06-17