The ornamental design for a guillotinebusinesscardholder, as shown and described.
FIG. 1 is a perspective view of the guillotine business card holder.
FIG. 2. is a front elevation view thereof as shown in FIG. 1.
FIG. 3 is a right side elevation view thereof as shown in FIG. 1.
FIG. 4 is a left side elevation view thereof as shown in FIG. 1.
FIG. 5 is a back elevation view thereof as shown in FIG. 1.
FIG. 6 is a top plan view thereof as shown in FIG. 1; and,
FIG. 7 is a bottom plan view thereof as shown in FIG. 1.
The broken lines showing of the circular features on the bottom of the claimed design in FIG. 7 are for the purpose of illustrating environmental matter and from no part of the claimed design.