Seat for handicapped people is mounted on swiveling arm which is attached by hinge to masonry surrounding one side of French window and allows user to pass easily across raised threshold of window
摘要
<p>The seat (3) for handicapped people is mounted on a swiveling arm (1). This is attached by a hinge to the masonry (7) surrounding one side of a French window and allows the user to pass easily across the raised threshold (8) of the window.</p>
