![]() |
| |||
construction debris chute/temporary construction-debris chute (из патента – (Patent application title: Construction debris chute; Inventors: Craig Kohler (White Bear Lake, MN, US); IPC8 Class: AB65G1100FI; USPC Class: 193 2 R; Class name: CHUTES; Publication date: 09/25/2008; Patent application number: 20080230346 |