Eli J Yoder

US Patent:

50655604, Nov 19, 1991

Filed:

Dec 6, 1990

Appl. No.:

7/623056

Inventors:

Eli J. Yoder - Sarasota FL

International Classification:

E04B 546
E04B 508

US Classification:

52306

Abstract:

Forms for covering inspection holes or openings in concrete block wall construction in which the forms are of a size to seal the openings and are installed within such openings interiorly of the front face of the concrete blocks. In the preferred embodiments the forms are transparent to provide visual inspection of steel reinforcement and concrete or grout filling of the cores of the concrete blocks.

US Patent:

50637231, Nov 12, 1991

Filed:

Dec 6, 1990

Appl. No.:

7/623058

Inventors:

Eli J. Yoder - Sarasota FL

International Classification:

E04B 104

US Classification:

52606

Abstract:

A concrete construction block having at least one or more hollow cores or open cells and wherein an opening is molded between one cell and the outer face of the block and which opening is defined by edges having opposing outermost flanges which function to retain an inspection window seated within the core therebetween.