Inventor
BUTLER WALTER K
US3 patents
Patents
3 patentsUS5548641AAug 20, 1996
Protected telephone network termination module
SIECOR PUERTO RICO INC85 citations94
US5479505ADec 26, 1995
Telephone network enclosure containing protected termination device
SIECOR PUERTO RICO INC86 citations94
US5416837AMay 16, 1995
Telephone network interface enclosure
SIECOR PUERTO RICO INC80 citations94