1–10 von 40 Ergebnissen
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    Emergency escape device

    Burch, J. L. | NTRS | 1978

    Self-leveling load table

    Burch, J. L. | NTRS | 1974

    Auroral cluster: science objectives and measurement strategies

    Burch, J. L. | British Library Online Contents | 1992

    Artificial leg with natural gait

    Burch, J. L. | NTRS | 1978

    Two speed drive system

    Burch, J. L. | NTRS | 1972