The ornamental design for a power saw dustcollector, as shown and described.
FIG. 1 is a perspective view of the power saw dust collector of the present invention.
FIG. 2 is an elevation view of the power saw dust collector of the present invention.
FIG. 3 is an opposite side elevation view of the power saw dust collector of the present invention.
FIG. 4 is a front end view of the power saw dust collector of the present invention.
FIG. 5 is a rear end view of the power saw dust collector of the present invention.
FIG. 6 is a top plan view of the power saw dust collector of the present invention.
FIG. 7 is a bottom plan view of the power saw dust collector of the present invention; and,
FIG. 8 is an elevation view of the power saw dust collector of the present invention in use condition. The broken line showing the power saw is included for the purpose of illustrating environmental conditions and forms no part of the claimed design.