申请人 |
GEORGE BOWEN EDWARD;WILLIAM TAYLOR RONALD;CALLAND WILLIAMS FREDERICK;HANBURY BROWN ROBERT;GREAT MALVERN;GERALD TOUCH ARTHUR |
发明人 |
BOWEN EDWARD GEORGE;TAYLOR RONALD WILLIAM;WILLIAMS FREDERICK CALLAND;BROWN ROBERT HANBURY;MALVERN GREAT;TOUCH ARTHUR GERALD |