申请人 |
THE BENTLEY-HARRIS MFG. CO., LIONVILLE, PA., US;T & N PLC., MANCHESTER, GB |
发明人 |
BARLOW, RICHARD, A., NEWTOWN SQUARE, PA 19073, US;CONAGHAN, THOMAS, B., ROCK HALL, MD 22601, US;GLADFELTER, HARRY, F., PHOENIXVILLE, PA 19460, US;KITE, J., SELLARS, III, WEST CHESTER, PA 19380, US;MIMMO, PETER, J., CLEAMERY, PA 19034, US;TRESSLAR, MARIE, C., PLYMOUTH MEETING, PA 19462, US |