| 摘要 |
619,712. Doors and windows. TANGYES,. Ltd., and TANGYE, C. G. Dec. 19, 1946, No. 37462. [Class 20(iii)] In a door or casement window as in Specification 575,216 a handle is provided on one side only of the sub-frame e and lugs 1 are provided on and project from the other side to take behind corresponding lugs 2 on the stationary frame a to hold the sub-frame closed. The lugs on one of the frames may be replaced by slots with which the lugs on the other frame engage. |
