Waste pipe for lavatories and sinks and method of manufacturing the same

Invention Grant

US1719019A Waste pipe for lavatories and sinks and method of manufacturing the same 失效

Title translation: 洗手间和水槽废水及其制造方法

Patent Title: Waste pipe for lavatories and sinks and method of manufacturing the same
Patent Title (中): 洗手间和水槽废水及其制造方法
Application No.: US6491425

Application Date: 1925-10-26
Publication No.: US1719019A

Publication Date: 1929-07-02
Inventor: MUELLER ROBERT H
Applicant: ADOLPH MUELLER
Assignee: Adolph Mueller
Current Assignee: Adolph Mueller
Priority: US6491425 1925-10-26
Main IPC: B21K1/14
IPC: B21K1/14

Information query

Espacenet

IPC分类:

B	作业；运输
B21	基本上无切削的金属机械加工；金属冲压
B21K	锻件或金属压制件的制造，如马蹄铁、铆钉、螺栓或轮子（用基本无切削的加工金属板材的方法制作特殊制品入B21D；加工线材入B21F；销、针或钉的制作入B21G；通过滚轧制造特殊产品入B21H；锻压机、压制机械、锤击机械一般入B21J；链条制作入B21L；金属镀敷入B23K）
B21K1/00	机器元件的制造
B21K1/14	.管件