paper condenser meaning in Hindi

The transmitting condenser consisted of about 100 clear glass photographic plates interlaced with tinfoil from damaged paper condensers from the laboratory.
Sangamo made many important contributions to national defense during World War II, and developed the mercury watthour meter ( 1905 ), the sulphur-impregnated cylindrical paper condenser meter, different types of magnetos, amperehour meters, and the Delco amperehour meter for the first electric starters used in automobiles.