Hand hole reinforcement assembly

Handhole compartment

Handhole cover

Handhole reinforcing frame for round utility poles

Headwall unit for patient servicing and method for installation

High-capacity multicompartment electrical wiring trunking

High-voltage installation including heavy electrical apparatus s

High-voltage overhead transmission line with uniquely stressed e

Hinge for cable trough cover

Hinge for cable trough cover

Hinge structure

Hinged and latched raceway

Hollow pole with internal wire gripping and securing means

Housing for electronic apparatus

Housing with device for holding connecting cables

Housings for underfloor raceways