USM

Metalworking company in Münsingen whose USM Haller system (1960s) has used the same connector logic for decades.

Authenticating USM

Genuine USM balls and tubes are stamped; parts are interchangeable across production years.

Reference photo of the design, not this item · Geheimnisträgerin · Public domain · Wikimedia Commons

Best current option

Original / VintagePrice data limitedSample

$4,320 delivered

very good condition · Chairish (sample)

Why

Price data limited — judged on authenticity, condition and cost, not on a deal claim.
Strong seller history — 98% positive over 71 ratings
Ships in 10–16 days.
Stamped USM connectors.

Sample data — not a live listing

1 found