SE 70a

This Swedish patent category is related to aeronautics.

Wallin has another Swedish patent somewhere. We have a Feb 1906 one and need to find a July one.

This wiki has 2 patents in category "SE 70a".

Patents in category SE 70a

• Patent SE-1906-23283 (English title: Airplane wing, Inventors: Boo Henning Wallin, Filing date: 1906-02-06, Applicant firm: Aktiebolaget Aviatorer)
• Patent SE-1906-25199 (English title: Drive mechanism for the wings of airplanes, Inventors: Boo Henning Wallin, Filing date: 1906-07-16, Applicant firm: Aktiebolaget Aviatorer)

Enclosing categories	Swedish patent classification system
Subcategories
Keywords	Wings
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