Electrical and Scientific Apparatus

Owner

PICTURETEL CORPORATION

—
LIVE

Electrical and Scientific Apparatus

Owner

PICTURETEL, CORPORATION

—
LIVEPHONE

Electrical and Scientific Apparatus

Owner

PICTURETEL CORPORATION

—

Electrical and Scientific Apparatus

Owner

PICTURETEL CORPORATION

Jan 14, 1997

Telecommunications

Owner

PICTURETEL CORPORATION

Mar 11, 1997
COMMUNICATING WITH VISION

Electrical and Scientific Apparatus

Owner

PICTURETEL CORPORATION

Jul 12, 1988