TY - BOOK ID - 140603195 TI - United States Patents on powder metallurgy AU - Jager, Raymond E. AU - Condon, E.U. AU - Pollard, Rolla E. PY - 1947 PB - Washington Government Printing Office DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:140603195 AB - ER -