PATENT OF PHOTO FLASH SYNCHRONISER (1939): Patent Greeting Card
Login to view pricing
SKU GCA6-PTT072 Barcode 5057718089358
Text on the reverse side:
In 1927, the first flash bulbs were produced by General Electric. The first bulbs were made of glass, but were eventually switched to plastic when realising the magnesium’s ignition of the flash could actually break the bulb.
- A6 size (148mm x 105mm)
- Luxury pearlescent eco-certified paper
- Produced in our London studio
- Trivia fact on the reverse
- GS1 barcode for POS
- Biodegradable cello bag (unwrapped option available)