A. O. SMITH (CHINA) WATER HEATER COMPANY LTD.
|A. O. SMITH (CHINA) WATER HEATER COMPANY LTD. Patent applications|
|Patent application number||Title||Published|
|20120240402||MANUFACTURING METHOD FOR BOTTOM COVER HEAT EXCHANGING ASSEMBLY OF WATER HEATER AND SPECIAL TOOL THEREOF - A manufacturing process of a heat-exchange assembly of a water heater bottom cover is disclosed. The process comprises the following steps: after blanking, the bottom cover (||09-27-2012|