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Patent applications and USPTO patent grants for Ling; Bernt.The latest application filed is for "arrangement in cranes to determine the deviation of the hoisting device of the crane from a defined vertical line".
Patent | Date |
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Arrangement In Cranes To Determine The Deviation Of The Hoisting Device Of The Crane From A Defined Vertical Line Grant 3,826,380 - Lenander , et al. July 30, 1 | 1974-07-30 |
Means For Determining Distance Grant 3,775,012 - Ling , et al. November 27, 1 | 1973-11-27 |
Means For Measuring Distance When It Is Considered Probable That Foreign Objects Or Particles Are Between The Measuring Instrument And The Object To Which The Distance Is To Be Measured Grant 3,728,026 - Idestrom , et al. April 17, 1 | 1973-04-17 |
Apparatus For Determining Visibility Including A Pulsed Light Source, A Plurality Of Spaced Reflectors, And A Detector Grant 3,694,936 - Ling , et al. October 3, 1 | 1972-10-03 |
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