Compressor
申请公布号:US2553247(A)
申请号:US19460710812
申请日期:1946.11.19
申请公布日期:1951.05.15
发明人:FOWLER EVERETT E.
分类号:F04B45/02;F25B31/02
主分类号:F04B45/02
TRAFFIC LANE OPERATION DISPLAY DEVICE
OPTICAL SCANNER AND IMAGE FORMING APPARATUS
AMOUNT-OF-LIGHT ADJUSTMENT DEVICE
PERIPHERY MONITORING DEVICE AND PERIPHERY MONITORING SYSTEM
ACTIVE INGREDIENT EVALUATION METHOD OF TERMITE EXTERMINATOR
IN-LINE TYPE CONCENTRATION MEASUREMENT PROBE AND CONCENTRATION MEASUREMENT SYSTEM