J. S. Mertle has written: 'History and principle of photo-lithography' 'The Yinger viewer' 'The Henderson process'
Nathan Bech was born in 1974.
Bertrand Bech died in 1992.
Bertrand Bech was born in 1921, in Denmark.
Jesper Bech was born on 1982-05-25.
Poul Anker Bech died in 2009.
Poul Anker Bech was born in 1942.
Troels Bech was born on 1966-07-29.
Lili Bech was born on 1883-12-29.
Lili Bech died on 1939-01-20.
Joseph Bech died on 1975-03-08.
Joseph Bech was born on 1887-02-17.