| 申请人 |
LAHIVE JUN., JOHN ANTHONY, HINGHAM, MASS., US;SMYTH, WILLIAM BLACKBURN, VALLEY FORGE, PA., US;SMYTH, ROBERT RALSTON, LINCOLN, MASS., US |
发明人 |
SMYTH, RALSTON BLACKBURN, BREWSTER, MASS., US;SMYTH, ROBERT RALSTON, LINCOLN, MASS., US;SMYTH, WILLIAM BLACKBURN, VALLEY FORGE, PA., US |
