Patria (Swiss)
				Patria Schreibmaschinen A.G., Piterlen, later Zurich, Switzerland
				Since 1943:Aug. Birchmeier's Soehne, Murgental, Aargau, Switzerland
Carefully ! There are at least 3 different machines, called Patria: The Swiss Patria, the spanish Patria and some models from the Italian Oliver Portables from 1930/31
Models and s/n	Y	M	D	Remarks	Ref.
Portable
All s/n's estimated				Production began 1937	13
over 50000	1945				13
54000	1946				13
60000	1947				13
66000	1948				13
72000	1949				13
75000	1950			Production of the Patria ended, followed by "Swissa"	13