Coffee percolator for selectively making normal coffee or espresso

Assignee

• Wurttemberqische Metallwarenfabrik Ag.

Inventors

• Artur Dangel (1 patents)
• Josef Frech (6 patents)
• Willi Niess (2 patents)
• Rolf Prillipp, deceased (1 patents)
• Hermann Riegert (3 patents)
• Gerhard Wittlinger (3 patents)
• Siegfried Anderl (4 patents)

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