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- Sash Balance.
- Patent for a new and improved sash balance. This design consists in "[t]he combination of a window-frame provided with the pulleys . . . sash provided with the grooves, and [the other] pulleys working in said grooves, and cord having one end attached to the upper part of the frame . . . passing thence under [the latter] pulleys in the upper sash, thence over [the second] pulley" (lines lines 81-87).