Device which does not measure back-flow of water meter
JP2008224646A
Back-flow prevention component of water meter
JP2008224647A
Back-flow prevention component of water meter
JP2008224644A
Device which does not measure back-flow of water meter
JP2006234777A
Back flow preventing component having straightening effect of water meter
JP2005214951A
Water meter unit
JP2004143572A
Sacrificial anode attachment device
JP2003321902A
Shape and structure of roofing material and fixing method thereof
JP2003321904A
Roofing material aiming at ventilation for roof and structure of main ridge
JPH07332548A
Execution method for wiring and piping through hole in concrete building the paper tube used in this execution method
JPH0483063A
Sleeve for which fixation and positioning are secured, and construction is possible after mold carpentering and reinforcing, with regard to sleeve made of elastic material, and sleeve that is filled with material that is easily removed after some days from placing concrete so as not to let concrete get into sleeve tube and not to break sleeve, and sleeve that can be discriminated due to center guide coloring, and length is adjustable by jointing with regard to sleeve made of elastic material