Types of collapsible device
- en collapsible construction barrier (n) ➜
- en folding chair (n) ➜
- en hide beds (n) ➜
- en step ladder (n) ➜
Links to other resources
- umbel.org /umbel/ac/CollapsibleDevice
- sw.opencyc.org /2012/05/10/concept/en/CollapsibleDevice