71204442
Oct 27, 1924
Jul 14, 1925
METAL PIPES OF CORROSION-RESISTING COMPOSITION, METAL PIPE FITTINGS OF CORROSION-RESISTING COMPOSITION, CAST METAL NAILS OF CORROSION-RESISTING COMPOSITION, AND METAL VALVES OF CORROSION-RESISTING COMPOSITION FOR PIPE LINES AND THE LIKE
Firearms