213746 ⎘
Secondary cells; Manufacture thereof; Gastight accumulators Gastight lead accumulators
POSITIVE ELECTRODE ACTIVE MATERIAL FOR PROTON CONDUCTING SECONDARY BATTERIES, AND PROTON CONDUCTING SECONDARY BATTERY PROVIDED WITH SAME
#2Flame arrestor for a lead-acid battery
#3BUFFER STRUCTURE FOR A LEAD ACCUMULATOR CONTAINER
#4BATTERY MAINTENANCE KIT
#5POWER SUPPLY SYSTEM
#6Microscopic batteries for MEMS systems
#7Liquid shut-off valve
#8Electrochemical energy store
#9Microscopic batteries for MEMS systems
#10Microscopic batteries for MEMS systems