"Cobra" is an electronic jewel that uses 2 LEDs for its output. The electronic circuit is featured as a design element. LEDs, microelectronics, thermoformed acylic bracelet, 1975 |
"Cobra" is an electronic jewel that uses 2 LEDs for its output. The electronic circuit is featured as a design element. LEDs, microelectronics, thermoformed acylic bracelet, 1975 |