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					| Patent    D941648 |  
					| Priority Dec 19 2019 |  
					| Filed Dec 19 2019 |  
					| Issued Jan 25 2022 |  
					| Expiry Jan 25 2037 |  
					|  |  
					| Assg.orig |  
					|  |  
					| Entity unknown |  
					 | 6 |  
					 | 31 |  
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			  The ornamental design for a blade hub, as shown and described. | 
 
	
FIG. 1 is a top perspective view of a blade hub showing our new design;
FIG. 2 is a top view of the blade hub of FIG. 1;
FIG. 3 is a bottom view of the blade hub of FIG. 1;
FIG. 4 is a left side view of the blade hub of FIG. 1;
FIG. 5 is a right side view of the blade hub of FIG. 1;
FIG. 6 is a front view of the blade hub of FIG. 1; and,
FIG. 7 is a rear view of the blade hub of FIG. 1.
The broken line disclosure in the drawings is included to show a portion of the blade hub that forms no part of the claimed design.
	
	Haight, Michael D., Oakleaf, Jonathon
	
	
	
	
	  
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