申请人 |
AMERICAN TELEPHONE AND TELEGRAPH CO., NEW YORK, N.Y., US |
发明人 |
BEVK, JOZE, BERKELEY HEIGHTS NEW JERSEY 07922, US;FELDMAN, LEONARD CECIL, BERKELEY HEIGHTS NEW JERSEY 07922, US;GLASS, ALASTAIR MALCOLM, RUMSON NEW JERSEY 07760, US;PEARSALL, THOMAS PERINE, SUMMIT NEW JERSEY 07901, US |