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What do all these numbers mean?


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I can't determine the manufacture date of my Klipschorn with walnut oil veneer because there is no alpha/letter designator in my serial number. What can you tell me about these? When were they made? What woofer driver do I most likely have? .

Speaker #1

Type:KB WO HF

Serial: HF 8925426

1181/ 323 <0331> <0410>

Crossover AK-2

Squaker: K-55-M

Tweeter: K-77-M

Inspected by: Maria Guerrero

Tested by: Judy Clayton

Type:KB WO LF

Serial: LF 8925421

1181/ 323 <0331> <0410>

Inspected by Maria Guerrero

Tested by Judy Clayton

Speaker #2

Type:KB WO HF

Serial: HF 8925420

1181/ 323 <0331> <0410>

Crossover AK-2

Squaker: K-55-M

Tweeter: K-77-M

Inspected by Maria Guerrero

Tested by Judy Clayton

Type:KB WO LF

Serial: HF 8925427

1181/ 323 <0331> <0410>

Inspected by Maria Guerrero

Tested by Judy Clayton

Thanxxx in advance

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