The Labor Compensator.
Half real and half marketing. The half that is real is real enough.
I have not been able to locate the patent. Halloran is the name the brochure assigns; the brochure cites USPTO record 67,341. There is no patent at that number. There is a patent at 67,431 (an improvement on the steam-engine governor, filed by J. P. Halligan of Boston in 1867) that the brochure's writer may have transposed into something more historically resonant. I have spent more time than I would like to admit looking for the Halloran filing. I have not found it.
The 1860s American South did generate a wave of mechanical-aid patents directed at the problem of how to get cotton harvested without the prior system of forced labor. McCormick reaper improvements, Whitney-derived ginning refinements, a small number of less-successful seed-planter mechanisms. These were sold to white landowners who had lost their workforce and now needed to extract a return from land they still owned. The mechanisms were labor-replacing. The 1860s engineering literature is unembarrassed about this. The OLS marketing literature, 160 years later, can no longer be.
By naming a Reconstruction-era predecessor, the OLS positions itself within an American technological tradition of 'responding to labor scarcity' — a phrase the brochure repeats — against the more honest framing, which is that every iteration in the named lineage was a tool of accumulation. The brochure flips the moral charge: the chair becomes the latest in a long line of progressive labor-relief devices. This is the brochure's most consequential rhetorical move.
Strip away the brochure's flattery and what survives, from the actually-existing 1860s record, is this: in the years immediately following the legal end of forced labor in the United States, a generation of inventors and capitalists turned their attention to the problem of how to extract value from people who could now leave. The technology that emerged was a set of accumulation tools; the frame within which the chair would later be built — the worker as the variable element in a productive system, the system's job as managing that variability — was being assembled in the 1860s. The Labor Compensator, real or imagined, is the moment that frame became technical.