TY - JOUR AB - These abstracts of British Patent Specifications are taken, by permission, from the officially prepared abridgments classified in Groups. Sets of Group abridgments can be obtained from the Patent Office, 25 Southampton Buildings, W.C.2, sheet by sheet as issued, at a subscription of 10s. per Group. Copies of the full specifications are obtainable at the same address, price 1s. each VL - 23 IS - 7 SN - 0002-2667 DO - 10.1108/eb032062 UR - https://doi.org/10.1108/eb032062 PY - 1951 Y1 - 1951/01/01 TI - Month in the Patent Office T2 - Aircraft Engineering and Aerospace Technology PB - MCB UP Ltd SP - 215 EP - 215 Y2 - 2024/04/25 ER -