Title:
BLOCK MAKING MACHINE
United States Patent 3426404
Inventors:
Yamasita, Keniti
Yamasita, Zyozi
Publication Date:
02/11/1969
Export Citation:
Click for automatic bibliography generation
Assignee:
Keniti, Yamasita
Zyozi, Yamasita
Primary Class:
425/415
Other Classes:
425/421, 425/422, 425/424, 425/432, 425/434, 425/453
International Classes:
B28B3/02; B28B3/02; (IPC1-7): B28B1/08
View Patent Images:
Download PDF 3426404        PDF help
US Patent References:
3277551Concrete block molding machines
2583597Concrete block molding machine
2542584Concrete block molding machine
2526198Machine for molding concrete blocks
2235440Molding apparatus
2227756Building block casting machine
2047356Apparatus for molding material
1993930Mold for building constructional elements of concrete
1873412Molding machine
1574565Apparatus for molding building blocks
1493732Concrete-block-forming machine
Foreign References:
CA711174A




<- Previous Patent (CONCRETE MOLDING APP...)   |   Next Patent (CONFINING DEVICE FOR...) ->