Improvement in electro-magnetic annunciators for signals in hotels, &c.
Files
Patent Date
1850-10-29
Patent Number
US 0007739 A
Location
Macon, Bibb County
Recommended Citation
Buckley, Charles, "Improvement in electro-magnetic annunciators for signals in hotels, &c." (1850). Georgiavation Collection. 96.
https://digitalcommons.georgiasouthern.edu/georgiavation-collection/96