Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Inventor
Reinhold Schwalenberg
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Application grantedgrantedCritical
Publication of GB190325329ApublicationCriticalpatent/GB190325329A/en
25,329. Schwalenberg, R. Nov. 20. A i r cushions.- India - rubber air cushions a are strengthened with wedge-shaped pieces b of tricot, which are fixed to the inside or outside, and especially round the inner part of the ring, and are arranged so that some allow a stretching in the longitudinal direction, and the others allow a stretching in the cross direction.
GB190325329D1903-11-201903-11-20Improvements in and connected with Air-cushions.
ExpiredGB190325329A
(en)