4. Gas separation
  5. Flexible or collapsible bag type
  6. With flow line coupling means

Robert Lent Crevling

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Blower

Washing – cleaning – or drying machine – Washing – cleaning – or drying machine – Surface treatment – e.g. – floor – street – etc.
Design Patent

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Fitting for vacuum bags

Gas separation – Flexible or collapsible bag type – With flow line coupling means
Reexamination Certificate

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Vacuum cleaner actuator switch

Electricity: circuit makers and breakers – Solid contact – Reciprocating actuator
Reexamination Certificate

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Vacuum cleaner with detachable blower

Washing – cleaning – or drying machine – Washing – cleaning – or drying machine – Surface treatment – e.g. – floor – street – etc.
Design Patent

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Vacuum cleaner with detachable blower

Washing – cleaning – or drying machine – Washing – cleaning – or drying machine – Surface treatment – e.g. – floor – street – etc.
Design Patent

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