Columbia subject headings:
Harvard subject headings:
Industrialization--Germany--Württemberg--History--19th century.
Industrialization--Germany--Württemberg--History--20th century.
Inventions--Germany--Swabia--History.
Inventors--Germany--Swabia--History.
Patent laws and legislation--Germany--Württemberg--History--19th century.
Patent laws and legislation--Germany--Württemberg--History--20th century.
Technological innovations--Germany--Württemberg--History--19th century.
Technological innovations--Germany--Württemberg--History--20th century.
Princeton subject headings:
Industrialization--Germany--Württemberg--History--19th century.
Industrialization--Germany--Württemberg--History--20th century.
Inventions--Germany--Swabia--History.
Inventors--Germany--Swabia--History.
Patent laws and legislation--Germany--Württemberg--History--19th century.
Patent laws and legislation--Germany--Württemberg--History--20th century.
Technological innovations--Germany--Württemberg--History--19th century.
Technological innovations--Germany--Württemberg--History--20th century.