Telegraphon
An American engineer invented a new telephone device which was later called the telegrafoon (in Dutch for Telephone). However, this technology patent became the property of the Kingdom of the Netherlands. This telegrafoon (in Dutch for Telephone) allows people to easily hear and repeat messages to be sent or received. This kind of technology will be very helpful for the world of commerce.
Newspaper in eastern Indonesia established since November 1921 - 15th December 1921 in Indonesian ancient language. Read More
TJAJA SOEMATRA Padang, West Sumatra - Additional Edition No. 145
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TJAJA SOEMATRA Padang, West Sumatra - Additional Edition No. 145
- PriceUSD PriceQuantityExpirationFrom
- PriceUSD PriceQuantityFloor DifferenceExpirationFrom
Telegraphon
An American engineer invented a new telephone device which was later called the telegrafoon (in Dutch for Telephone). However, this technology patent became the property of the Kingdom of the Netherlands. This telegrafoon (in Dutch for Telephone) allows people to easily hear and repeat messages to be sent or received. This kind of technology will be very helpful for the world of commerce.
Newspaper in eastern Indonesia established since November 1921 - 15th December 1921 in Indonesian ancient language. Read More