Four-way Coupler

FIG. 1 is a top-front-left perspective view of a four-way coupler showing my new design; FIG. 2 is a bottom-rear-right rear perspective view thereof; FIG. 3 is a front elevational view thereof; FIG. 4 is a rear elevational view thereof; FIG. 5 is a top plan view thereof; FIG. 6 is a bottom plan view thereof; FIG. 7 is an enlarged left elevational view thereof; and, FIG. 8 is an enlarged right elevational view thereof. The broken line showing male connectors in FIGS. 1 through 8 and female connectors in FIGS. 1 and 5 is included for the purpose of illustrating environmental structure and forms no part of the claimed design.