Apparatus for casting metals
申请公布号:US2173377(A)
申请号:US19370120112
申请日期:1937.01.11
申请公布日期:1939.09.19
发明人:SCHULTZ MARY T.;ZAPF JOHN A.
分类号:B22D17/06
主分类号:B22D17/06
SINGLE PACKAGE ELECTRO-OPTIC TRANSMITTER-RECEIVER
PROCESS FOR FORMING CRYSTALLINE SEMICONDUCTOR FILM
FACING WALL CONSISTING OF STACKED LOGS OR BLOCKS
DRY TYPE SIMULTANENOUS DESULFURIZATION AND DEDUSTING APPARATUS AND METHOD OF OPERATION THEREFOR
TRANSFER DEVICE IN A TRANSFER PRESS OR LIKE METAL-FORMING MACHINE TOOL
FIRING AND MILLING METHOD FOR PRODUCING A MANGANESE ACTIVATED ZINC SILICATE PHOSPHOR
REMOVABLE POLYURETHANE ADHESIVE AND PROCESS FOR PREPARING THE SAME
PROCESS FOR PREPARING POLYESTER FILAMENTARY MATERIAL
DEODORIZING METHOD AND DEODORIZING CATALYST
POSITIVE PHOTOSENSITIVE MIXTURE, AND PHOTOSENSITIVE REGISTRATION MATERIAL PREPARED THEREFROM
PROCESS FOR PREPARING POLYCARBONATES
DEVICE FOR LIMITING THE INPUT CURRENT OF A POWER SUPPLY