US4153874 * Aug 26, 1977 May 8, 1979 Kaestner Erwin A Mobile perpetually self-correcting estimated time of arrival calculatorUS4153874 * 1977年8月26日 1979年5月8日 Kaestner Erwin A Mobile perpetually self-correcting estimated time of arrival calculator...
ETA or estimated time of arrival is the time when a vehicle or person is expected to reach its/their destination. The calculation is based on the planned duration of the route. In logistics, it refers to the transportation of goods and is typically used to inform customers of the time the...
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