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Patent applications and USPTO patent grants for Plasser, deceased; Franz.The latest application filed is for "track surfacing apparatus".
Patent | Date |
---|---|
Track surfacing apparatus Grant 3,926,123 - Plasser, deceased , et al. December 16, 1 | 1975-12-16 |
Apparatus For Correcting The Position Of A Track Grant 3,875,865 - Plasser, deceased , et al. April 8, 1 | 1975-04-08 |
Method And Apparatus For Lining And Leveling Track Grant 3,871,299 - Plasser, deceased , et al. March 18, 1 | 1975-03-18 |
Track Surveying Apparatus Grant 3,869,907 - Plasser, deceased , et al. March 11, 1 | 1975-03-11 |
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