Showing 1 - 12 results of 12 for search '"Timmer, Jan H"', query time: 0.61s Refine Results  

GATE-VALVES

by JAN H. TIMMER
Year of Publication 16.12.1958
Get full text
Patent

Gate valve

by TIMMER JAN H
Year of Publication 31.07.1951
Get full text
Patent