April 1917 Musical Instruments Trademarks by day
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| 15 | 16 | 17 | 18 | 19 | 20 | 21 |
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| 29 | 30 |
Musical Instruments Trademarks filed in April 1917
CHAMPION
Filed: April 16, 1917
SPARK-PLUGS [, SPARK-PLUG PORCELAINS AND PARTS ]
Owned by: FEDERAL-MOGUL MOTORPARTS LLC
Serial Number: 71103011
