WATERTIGHT DOORS WITH CURTAIN MODULES TO PREVENT SMOKE SPREADING
Emergency oil stopper for oil leakage of airport apron pipe network bolt well
Sealant having fireworthy properties for use with aircraft parts
Sealant having fireworthy properties for use with aircraft parts
Aircraft door sealing system and aircraft door arrangement
WEATHERSTRIPPING BACKING WITH SELF-ADJUSTING ANGLED GUIDEPOSTS
Sealing device and method for floating dragging transportation of steel piles
ADJUSTABLE TAMPER-RESISTANT LOCKING MECHANISM FOR MANHOLE COVER
RAIL ASSEMBLY, BOGIE, BOGIE WHEEL AND INFLATABLE SEAL ASSEMBLY