Micronic Ruby - "mini" transistor radio circa. mid 1960s, with "key chain" carrying strap and earphone/ear plug 晶体管收音机 电台 晶体管 晶体管收音机
Clean and creative chip/transistor logos! Could be used for hardware, software or other related project 芯片 晶体管 高科技 3 Creative Chip Transistor Logos