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Ludwig Strainer/Muffler

Patent number: 1042806
Filing date: Sep 18, 1909
Issue date: Oct 29, 1912
Inventor: William Frederick Ludwig

Ludwig Snare Strainer

Patent number: 1832227
Filing date: Jun 1, 1929
Issue date: Nov 17, 1931
Inventor: William F. Ludwig
 

Ludwig Drum Lug

Patent number: 2092980
Filing date: May 2, 1936
Issue date: Sep 14, 1937
Inventor: William Frederick Ludwig

Ludwig Drum Lights

Patent number: 4091706
Filing date: Oct 6, 1976
Issue date: May 30, 1978
Inventor: William Frederick Ludwig

Ludwig Vistalite Shells

Patent number: 4045264
Filing date: Jan 19, 1977
Issue date: Aug 30, 1977
Inventor: William Frederick Ludwig

 

 



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