Battery retaining device
Battery size adaptor for portable apparatus
Battery storage mechanism for electronic device
Battery storage structure in electric appliance
Battery switch
Battery system for a portable electronic device
Battery with slideably retractable attachment means
Battery-cover lock mechanism with operating and back-up batterie
Canister and removable battery pack unit therefor
Case for electrical batteries or accumulator cells
Cell battery adapter
Cell cover for an electronic apparatus
Cell cover for an electronic apparatus
Confined battery door
Data processing device having an improved manually operated batt
Device for assembling electrochemical cells together to form...
Device on electric power hand tools
Dual action battery latch for a notebook computer
Electric batteries
Electric storage battery arrangement for use in electrically dri